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100 Hardest Data Sufficiency Questions (Jun 1st, 2025 - Jul 1st, 2025)
Data Sufficiency (DS) | ||
Rank | Title | Topics |
1 | In the correctly worked addition problem above, A, B, C, D | Difficulty: 805+ Level, Arithmetic, Number Properties, Source: Manhattan GMAT |
2 | A car dealership carries only sedans and SUVs | Difficulty: 805+ Level, Percent and Interest Problems, Word Problems, Source: Veritas Prep |
3 | If all the N students of a class are classified into groups of either | Difficulty: 805+ Level, Multiples and Factors, Number Properties, Source: e-GMAT |
4 | n and k are positive integers. When n is divided by 23, the quotient i | Difficulty: 805+ Level, Remainders, Source: GMAT Prep Now |
5 | P and Q are prime numbers less than 70. What is the units digit of P*Q | Difficulty: 805+ Level, Number Properties, Source: e-GMAT |
6 | A three digit number A with hundreds digit a, tens digit b and units | Difficulty: 805+ Level, Multiples and Factors, Number Properties, Source: Jamboree |
7 | At a certain animal shelter, there are nine dogs available for | Difficulty: 805+ Level, Probability, Source: GMAT Ninja |
8 | Superfast train A leaves Newcastle for Birmingham at 3 PM and travels | Difficulty: 805+ Level, Distance and Speed Problems, Source: Veritas Prep |
9 | There is a sequence, 4(10^n), 4(10^(n-1)), ..., 4(10^(n-m)), for posit | Difficulty: 805+ Level, Number Properties, Sequences, Source: Math Revolution |
10 | The average (arithmetic mean) of 5 distinct, single digit integers is | Difficulty: 805+ Level, Number Properties, Source: Princeton Review |
11 | If a and b are two-digit positive integers greater than 10 | Difficulty: 805+ Level, Remainders, Source: GMAT Club Tests |
12 | b, c, d, e, f and g are different positive integers. When b is divided | Difficulty: 805+ Level, Remainders, Source: GMAT Prep Now |
13 | 12 Days of Christmas GMAT Competition - Day 8: Set X = {a, b, c, d, 9} | Difficulty: 805+ Level, Statistics and Sets Problems, Source: Competition Questions, Source: GMAT Club Tests |
14 | X is a three-digit positive integer in which each digit is either 1 or | Difficulty: 805+ Level, Fractions and Ratios, Remainders, Source: Manhattan GMAT |
15 | GMAT Club Olympics 2024 (Day 1): In a company, the average (arithmetic | Difficulty: 805+ Level, Statistics and Sets Problems, Source: Competition Questions, Source: GMAT Club Tests |
16 | Mrs. Claus is selecting three reindeer from the herd for a special | Difficulty: 805+ Level, Probability, Source: GMAT Club Tests |
17 | Bob and Wendy left home to walk together to a restaurant for | Difficulty: 805+ Level, Distance and Speed Problems, Source: Manhattan GMAT |
18 | Abe, Beth, Carl and Duncan are four siblings, among which Abe and Carl | Difficulty: 805+ Level, Number Properties, Source: e-GMAT |
19 | W, X, Y, and Z represent distinct digits such that WX * YZ = 1995. Wha | Difficulty: 805+ Level, Number Properties, Source: Veritas Prep |
20 | If a, b, and c are integers such that 0 < a < b < c < 10, is | Difficulty: 805+ Level, Multiples and Factors, Source: Manhattan GMAT |
21 | The average (arithmetic mean) of the original six prices for six coats | Difficulty: 805+ Level, Word Problems, Source: Manhattan GMAT |
22 | A newer machine, working alone at its constant rate | Difficulty: 805+ Level, Work and Rate Problems, Source: Veritas Prep |
23 | For positive integers n and m (n>m), is the average (arithmetic mean) | Difficulty: 805+ Level, Number Properties, Statistics and Sets Problems, Source: Math Revolution |
24 | In the number 13,52#,@ and # represent distinct digits. | Difficulty: 805+ Level, Arithmetic, Multiples and Factors, Source: Princeton Review |
25 | A car manufacturer organized a test drive of two of its prototypes. | Difficulty: 805+ Level, Statistics and Sets Problems, Source: CrackVerbal |
26 | There are three different ways to score in basketball. A successful | Difficulty: 805+ Level, Word Problems, Source: Kaplan |
27 | Julian bought 6 kilograms of cheese from each of Deli A and Deli B. At | Difficulty: 805+ Level, Word Problems, Source: 800 Score |
28 | If x, y and z are positive integers such that x^4*y^3 = z^2 | Difficulty: 805+ Level, Number Properties, Source: e-GMAT |
29 | Positive integers a, b and c are all less than 10. If the sum of all | Difficulty: 805+ Level, Arithmetic, Combinations, Number Properties, Source: GMAT Club Tests |
30 | A certain fruit stand sells only apples for $0.26 each, bananas for $0 | Difficulty: 805+ Level, Word Problems, Source: Veritas Prep |
31 | x, y are positive integers. Find the number of even factors of 4x^2 | Difficulty: 805+ Level, Multiples and Factors, Number Properties, Source: e-GMAT |
32 | Six numbers are randomly selected and placed within a set. If the set | Difficulty: 805+ Level, Statistics and Sets Problems, Source: Princeton Review |
33 | Between 1980 and 1985, Pierre’s investment portfolio increas | Difficulty: 805+ Level, Percent and Interest Problems, Source: Princeton Review |
34 | GMAT CLUB OLYMPICS: In a survey of an Olympic team members, 1/6th of | Difficulty: 805+ Level, Overlapping Sets, Source: Competition Questions, Source: GMAT Club Tests |
35 | A certain diet program calls for eating daily calories from | Difficulty: 805+ Level, Word Problems, Source: GMAT Paper Tests |
36 | In the correctly-worked multiplication problem above, each | Difficulty: 805+ Level, Number Properties, Source: Veritas Prep |
37 | In the correctly-worked multiplication problem above, each symbol repr | Difficulty: 805+ Level, Arithmetic, Number Properties, Source: Veritas Prep |
38 | GMAT Club Olympics 2024 (Day 2): Of the 100 flowers in a garden, 3/4 | Difficulty: 805+ Level, Word Problems, Source: Competition Questions, Source: GMAT Club Tests |
39 | A coin purse contains 13 coins, each worth 1, 5, 10, or 25 cents; the | Difficulty: 805+ Level, Word Problems, Source: Manhattan GMAT |
40 | If a and b are positive integers, what is the remainder when ab is | Difficulty: 805+ Level, Multiples and Factors, Number Properties, Remainders, Source: Manhattan GMAT |
41 | Reiko drove from point A to point B at a constant speed, and | Difficulty: 805+ Level, Distance and Speed Problems, Source: Manhattan GMAT |
42 | Lily has only red and blue balls in a jar. If she removes three balls | Difficulty: 805+ Level, Probability, Source: Experts' Global |
43 | Jeff drove two laps around a track. Was his average speed less than 60 | Difficulty: 805+ Level, Distance and Speed Problems, Source: Manhattan GMAT |
44 | If m and n are non-zero integers, is m6-m5-m4 divisible by n? 1) m2 | Difficulty: 805+ Level, Multiples and Factors, Number Properties, Source: Math Revolution |
45 | Allison always leaves her office at 5.00pm and reaches her | Difficulty: 805+ Level, Distance and Speed Problems, Source: Veritas Prep |
46 | If x, y, and z are integers, and x < y < z, is z y = y | Difficulty: 805+ Level, Statistics and Sets Problems, Source: Manhattan GMAT |
47 | Is A + B + C even? | Difficulty: 805+ Level, Number Properties, Source: GMAT Club Tests |
48 | 1/3 of golfers also play tennis, 3/5 of tennis players also surf. 4/7 | Difficulty: 805+ Level, Fractions and Ratios, Overlapping Sets, Probability, Source: Princeton Review |
49 | Four friends go to Macys for shopping and buy a top each. Three of th | Difficulty: 805+ Level, Word Problems, Source: Veritas Prep |
50 | In a group of 80 college students, how many own a car? | Difficulty: 805+ Level, Overlapping Sets, Source: Magoosh |
51 | If m, n, and p are three-digit integers and m + n = p | Difficulty: 805+ Level, Number Properties, Source: Manhattan GMAT |
52 | A certain salesman's yearly income is determined by a base salary plus | Difficulty: 805+ Level, Percent and Interest Problems, Word Problems, Source: Manhattan GMAT |
53 | The average (arithmetic mean) of the original six prices for six coats | Difficulty: 805+ Level, Statistics and Sets Problems, Source: Manhattan GMAT |
54 | In the morning, Chris drives from Toronto to Oakville and in the eveni | Difficulty: 805+ Level, Distance and Speed Problems, Source: Veritas Prep |
55 | At a particular store, candy bars are normally priced at $1. | Difficulty: 805+ Level, Word Problems, Source: Manhattan GMAT |
56 | A state legislator drafts an income tax proposal that imposes a tax of | Difficulty: 805+ Level, Word Problems, Source: Princeton Review |
57 | w, x, y and z are positive integers such that y < z < x < w. | Difficulty: 805+ Level, Remainders, Source: GMAT Prep Now |
58 | w, x, y and z are positive integers. When w is divided by x, the quoti | Difficulty: 805+ Level, Multiples and Factors, Remainders, Source: GMAT Prep Now |
59 | In the sequence a1,a2,…,an,…,a1=x and an=y–zan−1 for all n>1. Is a3>a2 | Difficulty: 805+ Level, Sequences, Source: Veritas Prep |
60 | GMAT Club World Cup 2022 (DAY 10): On a joint company picnic, 160 | Difficulty: 805+ Level, Word Problems, Source: Competition Questions, Source: GMAT Club Tests |
61 | The difference between positive two-digit integer A and the smaller tw | Difficulty: 805+ Level, Multiples and Factors, Number Properties, Source: Manhattan GMAT |
62 | Blair is shopping for a meal. He buys truffles, caviar, tuna, and grap | Difficulty: 805+ Level, Word Problems, Source: Princeton Review |
63 | Three positive integers a, b and c leave the same remainder y | Difficulty: 805+ Level, Remainders, Source: e-GMAT |
64 | GMAT Club World Cup 2022 (DAY 1): Mbappé has two types of sneakers | Difficulty: 805+ Level, Word Problems, Source: Competition Questions, Source: GMAT Club Tests |
65 | The members of a company’s board of directors must select a subcommitt | Difficulty: 805+ Level, Combinations, Source: Kaplan |
66 | If x and y are positive integers, what is the value of x? | Difficulty: 805+ Level, Remainders, Source: GMAT Prep Now |
67 | A bag contains four types of coins: 5-cent coins, 10 cent coins, 50-ce | Difficulty: 805+ Level, Word Problems, Source: e-GMAT |
68 | Set P consists of the first n positive multiples of 3 and set Q consis | Difficulty: 805+ Level, Number Properties, Source: e-GMAT |
69 | In the correctly worked addition problem above, M, N, R, S, T and V | Difficulty: 805+ Level, Arithmetic, Source: Veritas Prep |
70 | Merle's spare change jar has exactly 16 U.S. coins, each of which is a | Difficulty: 805+ Level, Word Problems, Source: Official Guide |
71 | Is x divisible by 39? | Difficulty: 805+ Level, Multiples and Factors, Remainders, Source: Kaplan |
72 | How many prime factors does positive integer n have? | Difficulty: 805+ Level, Multiples and Factors, Number Properties, Source: Veritas Prep |
73 | A quality control worker at a warehouse inspects x separate boxes, eac | Difficulty: 805+ Level, Statistics and Sets Problems, Source: Princeton Review |
74 | Of the 48 students in a class, 16 like to study History. What percenta | Difficulty: 805+ Level, Statistics and Sets Problems, Source: e-GMAT |
75 | W, X, Y and Z are four different positive integers. | Difficulty: 805+ Level, Remainders, Source: GMAT Prep Now |
76 | 12 Days of Christmas GMAT Competition - Day 5: On a farm with a total | Difficulty: 805+ Level, Word Problems, Source: Competition Questions, Source: GMAT Club Tests |
77 | If N is a positive three-digit number that is greater than 2 | Difficulty: 805+ Level, Fractions and Ratios, Number Properties, Source: Manhattan GMAT |
78 | A nonprofit group organizes its local fundraisers in teams, | Difficulty: 805+ Level, Word Problems, Source: Veritas Prep |
79 | There are 6 floors in an apartment building. | Difficulty: 805+ Level, Word Problems, Source: Magoosh |
80 | For the sequence of numbers a1, a2, a3, an, , each term after the | Difficulty: 805+ Level, Sequences, Source: Princeton Review |
81 | Students in a class are arranged to form groups of 4 members each | Difficulty: 805+ Level, Remainders, Source: Veritas Prep |
82 | If 10^a * 3^b * 5^c = 450^n, what is the value of c? | Difficulty: 805+ Level, Number Properties, Source: Veritas Prep |
83 | One-sixth of the orders placed at a take-out restaurant on Friday nigh | Difficulty: 805+ Level, Word Problems, Source: Magoosh |
84 | A drawer contains 6 socks. If two socks are randomly | Difficulty: 805+ Level, Probability, Source: GMAT Prep Now |
85 | It has been proposed that teenagers aged 10 to 15 years be restricted | Difficulty: 805+ Level, Source: Official Guide, Source: Data Insights Review 2024-2025, Non-Math Related |
86 | A dental licensure exam requires a 75% minimum score in orde | Difficulty: 805+ Level, Fractions and Ratios, Word Problems, Source: Veritas Prep |
87 | If x is a positive integer greater than 1, and y is the smallest posit | Difficulty: 805+ Level, Number Properties, Source: Manhattan GMAT |
88 | 12 Days of Christmas GMAT Competition - Day 2: Jingle, an elf | Difficulty: 805+ Level, Statistics and Sets Problems, Source: Competition Questions, Source: GMAT Club Tests |
89 | GMAT CLUB OLYMPICS: If x > 0, is 1/x a prime number ? | Difficulty: 805+ Level, Multiples and Factors, Number Properties, Source: Competition Questions, Source: GMAT Club Tests |
90 | Rosalie tosses a coin a number of times and counts the total number of | Difficulty: 805+ Level, Probability, Source: Princeton Review |
91 | Julie wants to be sure that she has enough pies for each of her | Difficulty: 805+ Level, Word Problems, Source: Manhattan GMAT |
92 | Marco is making z pizzas and will distribute x slices of pepperoni to | Difficulty: 805+ Level, Word Problems, Source: Magoosh |
93 | For positive integers n and m (n>m), is the average (arithmetic mean) | Difficulty: 805+ Level, Number Properties, Source: Math Revolution |
94 | When a certain drug was administered to a group of patients, some pati | Difficulty: 805+ Level, Overlapping Sets, Source: GMAT Prep (Focus only) |
95 | Each of seven consecutive integers, all greater than positive integer | Difficulty: 805+ Level, Multiples and Factors, Number Properties, Statistics and Sets Problems, Source: Manhattan GMAT |
96 | GMAT CLUB OLYMPICS: If x is a positive integer greater than 3 and x^4 | Difficulty: 805+ Level, Multiples and Factors, Remainders, Source: Competition Questions, Source: GMAT Club Tests |
97 | Events A and B are independent and have equal probabilities | Difficulty: 805+ Level, Probability, Source: Veritas Prep |
98 | If x is a positive integer greater than 1, is x a prime numb | Difficulty: 805+ Level, Multiples and Factors, Number Properties, Source: GMAT Club Tests |
99 | During a certain game, after each turn, a player’s points are doubled | Difficulty: 805+ Level, Word Problems, Source: Veritas Prep |
100 | p, q and r are positive integers such that p<q<rp<q<r . When p is ex | Difficulty: 805+ Level, Fractions and Ratios, Multiples and Factors, Number Properties, Source: GMATWhiz |
100 Easiest Data Sufficiency Questions (Jun 1st, 2025 - Jul 1st, 2025)
Data Sufficiency (DS) | ||
Rank | Title | Topics |
1 | What is the number of pages of a certain journal article? The size of | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019 |
2 | If a certain vase contains only roses and tulips, how many tulips are | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2025-2026 |
3 | What is the value of 10 percent of y? | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2018, Source: OG 2017, Source: OG 2016 |
4 | Is the integer k a prime number? (1) 2k = 6 (2) 1 < k < 6 | Difficulty: Sub 505 Level, Number Properties, Source: Official Guide, Source: OG 11 |
5 | A box contains only white balls and black balls. What is the probabili | Difficulty: Sub 505 Level, Probability, Source: Official Guide, Source: Data Insights Review 2024-2025, Source: Quant Review 2022, Source: Quant Review 2021 |
6 | What number is 15 percent of x ? (1) 18 is 6 percent of x (2) 2/3 of x | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: Official Guide, Source: OG 11, Source: OG 10 |
7 | What is the tenths digit of the number d when it is written as a decim | Difficulty: Sub 505 Level, Fractions and Ratios, Source: Official Guide, Source: EA, Source: Quant Review 2018, Source: Quant Review 2017, Source: Quant Review 2016 |
8 | If Hans purchased a pair of skis and a ski jacket, what was the cost | Difficulty: Sub 505 Level, Word Problems, Source: 1000 Series, Source: Official Guide, Source: OG 10 |
9 | What was the median annual salary for the employees at Compan | Difficulty: Sub 505 Level, Statistics and Sets Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2025-2026 |
10 | An attorney charged a fee for estate planning services for a certain | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: GMAT Prep (Classic only) |
11 | If r and s are positive integers, is r + s even? | Difficulty: Sub 505 Level, Number Properties, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020 |
12 | How many liters of apple juice were added to the cranberry juice in a | Difficulty: Sub 505 Level, Mixture Problems, Source: GMAT Prep (Focus only) |
13 | How many basic units of currency X are equivalent to 250 basi | Difficulty: Sub 505 Level, Arithmetic, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2025-2026 |
14 | In College X the number of students enrolled in both a | Difficulty: Sub 505 Level, Overlapping Sets, Source: GMAT Paper Tests, Source: Official Guide, Source: OG 2017, Source: OG 2016, Source: OG 2015, Source: OG 12 |
15 | In a recent town election, what was the ratio of the number of votes | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2025-2026 |
16 | The research funds of a certain company were divided among three depar | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2025-2026 |
17 | If sequence S has 200 terms, what is the 192nd term of S | Difficulty: Sub 505 Level, Sequences, Source: GMAT Prep (Classic only), Source: OG 12 |
18 | If sequence S has 120 terms, what is the 105th term of S? | Difficulty: Sub 505 Level, Sequences, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2018, Source: OG 2017, Source: OG 2016 |
19 | Is k positive? (1) k is between -2 and 3 on the number line. (2) k is | Difficulty: Sub 505 Level, Number Properties, Source: GMAT Prep (Classic only) |
20 | If a certain machine produces bolts at a constant rate, how many | Difficulty: Sub 505 Level, Work and Rate Problems, Source: GMAT Prep (Focus only) |
21 | If p, q, x, y and z are different positive integers, which of the five | Difficulty: Sub 505 Level, Statistics and Sets Problems, Source: 1000 Series, Source: GMAT Paper Tests, Source: Official Guide, Source: OG 10, Source: Quant Review 2022, Source: Quant Review 2021, Source: Quant Review 2020, Source: Quant Review 2019, Source: Quant Review 2018, Source: Quant Review 2017, Source: Quant Review 1st, Source: Quant Review 2nd, Source: Quant Review 2016 |
22 | For which type of investment, J or K, is the annual rate of return gre | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: 1000 Series, Source: GMAT Paper Tests, Source: Official Guide, Source: OG 2022, Source: OG 2015, Source: OG 12 |
23 | What is the capacity, in liters, of a certain aquarium? | Difficulty: Sub 505 Level, Word Problems, Source: 1000 Series, Source: GMAT Paper Tests |
24 | If the list price of a new car was $12,300, what was the cost of the | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: 1000 Series, Source: GMAT Paper Tests, Source: Official Guide, Source: OG 10 |
25 | Each of the marbles in a jar is either red or white or blue. If one ma | Difficulty: Sub 505 Level, Probability, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2018, Source: OG 2017, Source: OG 2016, Source: OG 2025-2026 |
26 | Carlotta can drive from her home to her office by one of two | Difficulty: Sub 505 Level, Distance and Speed Problems, Source: 1000 Series, Source: Official Guide, Source: OG 12, Source: OG 11, Source: OG 10 |
27 | For a certain bottle and cork, what is the price of the cork? | Difficulty: Sub 505 Level, Word Problems, Source: 1000 Series, Source: Official Guide (Pre-2000), Source: OG 1988 |
28 | A company bought 3 printers and 1 scanner. What was the price of the | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2025-2026 |
29 | The symbol R represents one of the following | Difficulty: Sub 505 Level, Arithmetic, Functions and Custom Characters, Source: GMAT Hacks |
30 | Committee member W wants to schedule a one-hour meeting on T | Difficulty: Sub 505 Level, Word Problems, Source: 1000 Series, Source: Official Guide, Source: OG 10, Source: Quant Review 1st, Source: Quant Review 2nd, Source: Quant Review 2016 |
31 | What is the average distance that automobile D travels on one full | Difficulty: Sub 505 Level, Distance and Speed Problems, Source: 1000 Series, Source: Official Guide (Pre-2000), Source: OG 1988 |
32 | What is 11% of x? (1) 3/8 of x is 24 (2) 5% of x is 3.2 | Difficulty: Sub 505 Level, Arithmetic, Percent and Interest Problems, Source: Manhattan GMAT |
33 | Hoses X and Y simultaneously fill an empty swimming pool | Difficulty: Sub 505 Level, Work and Rate Problems, Source: 1000 Series, Source: Official Guide, Source: OG 10, Source: Quant Review 1st, Source: Quant Review 2nd |
34 | How many of the students in a certain class are taking both a history | Difficulty: Sub 505 Level, Number Properties, Word Problems, Source: GMAT Prep (Classic only) |
35 | There are 2 groups of students who took a history test. Was the averag | Difficulty: Sub 505 Level, Overlapping Sets, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2025-2026 |
36 | If r and s are positive integers, r is what percent of s? | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: 1000 Series, Source: Official Guide, Source: OG 11, Source: OG 10, Source: Quant Review 1st |
37 | Is the integer p even? (1) The integer p^2 + 1 is odd. (2) The integer | Difficulty: Sub 505 Level, Number Properties, Source: Official Guide, Source: Quant Review 2022, Source: Quant Review 2021, Source: Quant Review 2020, Source: Quant Review 2019 |
38 | What is the value of n? | Difficulty: Sub 505 Level, Number Properties, Source: GMAT Prep (Classic only) |
39 | A certain bag contains red, blue, and green marbles. What is the ratio | Difficulty: Sub 505 Level, Fractions and Ratios, Source: GMAT Prep (Classic only) |
40 | If n is an integer, is n + 1 odd? | Difficulty: Sub 505 Level, Number Properties, Source: Official Guide, Source: OG 2016, Source: OG 2015, Source: OG 12, Source: OG 11 |
41 | How much did the taxi driver charge George for the trip to the airport | Difficulty: Sub 505 Level, Word Problems, Source: GMAT Prep (Classic only) |
42 | A thoroughly blended biscuit mix includes only flour and bak | Difficulty: Sub 505 Level, Mixture Problems, Source: 1000 Series, Source: OG 11, Source: OG 10 |
43 | Is x greater than 75 percent of y ? | Difficulty: Sub 505 Level, Arithmetic, Percent and Interest Problems, Source: 1000 Series, Source: GMAT Paper Tests |
44 | What is the retail price of a certain calculator? (1) The retail pri | Difficulty: Sub 505 Level, Arithmetic, Source: Manhattan GMAT |
45 | Does Joe weigh more than Tim? (1) Tim’s weight is 80 percent of Joe’s | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: 1000 Series, Source: GMAT Paper Tests, Source: Official Guide, Source: OG 10 |
46 | What is the greatest integer that is less than t? | Difficulty: Sub 505 Level, Number Properties, Source: GMAT Prep (Classic only) |
47 | If a certain city is losing 12 percent of its daily water supply each | Difficulty: Sub 505 Level, Word Problems, Source: 1000 Series, Source: Official Guide, Source: OG 10 |
48 | What is the value of the integer x? (1) x is a prime number (2) 31 ≤ x | Difficulty: Sub 505 Level, Number Properties, Source: GMAT Paper Tests, Source: Official Guide, Source: OG 11, Source: OG 10, Source: Quant Review 2022, Source: Quant Review 2021 |
49 | Is r to the right of -6 on the number line? | Difficulty: Sub 505 Level, Number Properties, Source: GMAT Prep (Classic only) |
50 | Is n an integer greater than 14? | Difficulty: Sub 505 Level, Number Properties, Source: Official Guide (Pre-2000), Source: OG 1988 |
51 | The regular price per eight-ounce can of brand X soup is $0.37, regard | Difficulty: Sub 505 Level, Word Problems, Source: 1000 Series, Source: GMAT Paper Tests, Source: OG 10 |
52 | Is p^2 an odd integer? (1) p is an odd integer. (2) is an odd integer. | Difficulty: Sub 505 Level, Number Properties, Source: GMAT Paper Tests, Source: Official Guide, Source: OG 10, Source: Quant Review 1st, Source: Quant Review 2nd, Source: Quant Review 2016 |
53 | What is the tenths digit of the decimal d ? | Difficulty: Sub 505 Level, Number Properties, Source: 1000 Series, Source: GMAT Paper Tests |
54 | What was the range of the selling prices of the 30 wallets sold by a | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2018, Source: OG 2017, Source: OG 2016, Source: OG 2025-2026 |
55 | How many people in a group of 50 own neither a fax machine nor a laser | Difficulty: Sub 505 Level, Overlapping Sets, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2018, Source: OG 2017, Source: OG 2016, Source: OG 2025-2026 |
56 | By what percent was the price of a certain candy bar increased? | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: 1000 Series, Source: Official Guide, Source: OG 10 |
57 | What is the value of n in the list above? | Difficulty: Sub 505 Level, Statistics and Sets Problems, Source: Official Guide, Source: OG 2020, Source: OG 2019, Source: OG 2018, Source: OG 2017, Source: OG 2016, Source: OG 2015 |
58 | In a certain class, some students donated cans of food to a local food | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2025-2026 |
59 | On a map, 1/2 inch represents 100 miles. According to this map, how ma | Difficulty: Sub 505 Level, Arithmetic, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020 |
60 | Is x to the right of -5 on the number line? | Difficulty: Sub 505 Level, Number Properties, Source: GMAT Prep (Classic only) |
61 | A customer purchased 6 shirts priced at $10.99 each, excluding sales | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: GMAT Prep (Classic only), Source: Official Guide, Source: Data Insights Review 2024-2025 |
62 | What is 5 percent of x ? (1) x = 200 (2) 10 percent of x is 20. | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: 1000 Series, Source: GMAT Paper Tests |
63 | The regular price for canned soup was reduced during a sale. How much | Difficulty: Sub 505 Level, Word Problems, Source: 1000 Series, Source: OG 10 |
64 | If r and s are integers, is r divisible by 7? | Difficulty: Sub 505 Level, Multiples and Factors, Number Properties, Source: 1000 Series, Source: OG 10 |
65 | How many men are in a certain company's vanpool program? | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2025-2026 |
66 | How many numbers do the sets S and T have in common? | Difficulty: Sub 505 Level, Statistics and Sets Problems, Source: 1000 Series, Source: GMAT Paper Tests |
67 | Last Friday each of the pets at a certain veterinary clinic was given | Difficulty: Sub 505 Level, Word Problems, Source: GMAT Prep (Classic only) |
68 | If n is a positive integer, are n and 1 the only positive divisors of | Difficulty: Sub 505 Level, Number Properties, Source: Official Guide (Pre-2000), Source: OG 1988 |
69 | How many books does Ricardo have? (1) If Ricardo had 15 fewer books, | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 10 |
70 | The retail price of a certain refrigerator is 1.6 times its wholesale | Difficulty: Sub 505 Level, Word Problems, Source: GMAT Prep (Classic only) |
71 | If S = {2, 3, x, y}, what is the value of x + y? | Difficulty: Sub 505 Level, Number Properties, Source: 1000 Series, Source: Official Guide (Pre-2000), Source: OG 1988 |
72 | If n is a member of the set {33, 36, 38, 39, 41, 42}, what is the va | Difficulty: Sub 505 Level, Statistics and Sets Problems, Source: 1000 Series, Source: GMAT Paper Tests, Source: Power Prep, Source: EA, Source: OG 10, Source: Quant Review 1st |
73 | In Country S, if 60 percent of the women aged 18 and over are in | Difficulty: Sub 505 Level, Word Problems, Source: 1000 Series |
74 | If p and q are positive numbers, what percent of p is q? | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: GMAT Prep (Classic only) |
75 | If integer p is greater than 1, is p a prime number? | Difficulty: Sub 505 Level, Multiples and Factors, Number Properties, Source: GMAT Prep (Classic only) |
76 | The number of seats in the first row of an auditorium is 18 | Difficulty: Sub 505 Level, Sequences, Source: 1000 Series, Source: Official Guide, Source: OG 2024-2025, Source: OG 2018, Source: OG 2017, Source: OG 2016, Source: OG 2015, Source: Data Insights Review 2024-2025 |
77 | If J, K, L, M, and N and positive integers in ascending order, what is | Difficulty: Sub 505 Level, Number Properties, Source: 1000 Series, Source: Official Guide (Pre-2000), Source: OG 1988 |
78 | At a certain restaurant, if each hamburger costs the same am | Difficulty: Sub 505 Level, Word Problems, Source: GMAT Prep (Classic only) |
79 | If knz≠0, what is the ratio of k to n? 1) The ratio of k to z is 2 to | Difficulty: Sub 505 Level, Fractions and Ratios, Source: Math Revolution |
80 | If n is a positive integer, is n odd? | Difficulty: Sub 505 Level, Number Properties, Source: 1000 Series, Source: Official Guide, Source: EA, Source: OG 10 |
81 | If the average (arithmetic mean) cost per sweater for 3 pullover sweat | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: Data Insights Review 2024-2025, Source: Quant Review 2022, Source: Quant Review 2021 |
82 | Last year an employee received a gross annual salary of $18,000, which | Difficulty: Sub 505 Level, Word Problems, Source: 1000 Series, Source: Official Guide (Pre-2000), Source: OG 1988 |
83 | If n and k are greater than zero, is n/k an integer ? | Difficulty: Sub 505 Level, Number Properties, Source: 1000 Series, Source: OG 11 |
84 | Is the average (arithmetic mean) of the seven numbers negative? | Difficulty: Sub 505 Level, Statistics and Sets Problems, Source: GMAT Paper Tests, Source: GMAT Prep (Classic only) |
85 | If on a fishing trip Jim and Tom each caught some fish, which one | Difficulty: Sub 505 Level, Word Problems, Source: 1000 Series, Source: Official Guide, Source: OG 10 |
86 | Who types at a faster rate, John or Bob? | Difficulty: Sub 505 Level, Work and Rate Problems, Source: 1000 Series, Source: Official Guide (Pre-2000), Source: OG 1988 |
87 | Is n equal to zero? (1) The product of n and some nonzero number is 0 | Difficulty: Sub 505 Level, Number Properties, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020 |
88 | Machine R and machine S work at their respective constant rates. How | Difficulty: Sub 505 Level, Work and Rate Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2025-2026 |
89 | If n is an integer, is (100-n)/n an integer? | Difficulty: Sub 505 Level, Number Properties, Source: GMAT Paper Tests, Source: OG 10, Source: Quant Review 1st |
90 | Each of the 105 students in a certain club is either a freshman, sopho | Difficulty: Sub 505 Level, Fractions and Ratios, Source: GMAT Prep (Classic only) |
91 | A certain ski shop sold 125 pairs of skis and 100 pairs of ski boots | Difficulty: Sub 505 Level, Statistics and Sets Problems, Word Problems, Source: Official Guide, Source: Data Insights Review 2024-2025, Source: Quant Review 2022, Source: Quant Review 2021 |
92 | If y > 0, then x is what percent of y? | Difficulty: Sub 505 Level, Percent and Interest Problems, Source: GMAT Paper Tests, Source: Official Guide |
93 | Was the amount of John's heating bill for February greater than it was | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2025-2026 |
94 | If n is an integer, is n - 1 even? | Difficulty: Sub 505 Level, Number Properties, Source: Grockit |
95 | If a school district paid a total of $35 per desk for x desks and a to | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2025-2026 |
96 | What were the gross revenues from ticket sales for a certain | Difficulty: Sub 505 Level, Word Problems, Source: Official Guide, Source: OG 10, Source: Quant Review 1st, Source: Quant Review 2nd, Source: Quant Review 2016 |
97 | Is w + h^4 positive? (1) h is positive (2) w is positive | Difficulty: Sub 505 Level, Number Properties, Source: Official Guide, Source: OG 2022, Source: OG 2021, Source: OG 2020, Source: OG 2019, Source: OG 2018, Source: OG 2017 |
98 | For all x, the expression x* is defined to be ax + a, where a is...... | Difficulty: Sub 505 Level, Functions and Custom Characters, Source: Official Guide, Source: Quant Review 2022, Source: Quant Review 2021, Source: Quant Review 2020, Source: Quant Review 2019, Source: Quant Review 2018, Source: Quant Review 2017, Source: Quant Review 2016 |
99 | Is the average (arithmetic mean) of x and y greater than 20? | Difficulty: Sub 505 Level, Number Properties, Source: 1000 Series, Source: OG 10 |
100 | Is the positive integer p a prime number? | Difficulty: Sub 505 Level, Number Properties, Source: GMAT Paper Tests |
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