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Problem Solving (PS)

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342
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View first unread post 150 Hardest and easiest questions for PS  

Tags: Difficulty: 700-Level

Bunuel

8

72954

07 Mar 2018, 23:18

View the latest post Gladiator59

1492
ER
View first unread post Attachment(s) GMAT PS Question Directory by Topic & Difficulty  

Tags: Difficulty: 600-700 Level,  Difficulty: 700-Level,  Difficulty: Sub-600 Level,  Mixture Problems,  Work/Rate Problems,  Source: GMAT Prep,  Source: Official Guide

bb

0

585633

22 Feb 2012, 11:27

View the latest post bb

Topics

3
View first unread post The symbol [m]\triangle[/m] denotes one of the four arithmetic operati  

Tags: Difficulty: Sub-600 Level,  Arithmetic,  Divisibility/Multiples/Factors,  Source: Official Guide

AbdurRakib

3

717

09 Mar 2018, 12:30

View the latest post pushpitkc

24
ER
View first unread post Which number is a factor of 1001^32-1  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors

mau5

10

2508

09 Mar 2018, 13:00

View the latest post GMATPrepNow

3
ER
View first unread post The ratio of boarders to day scholars at a school is 7 to 16. However,  

Tags: Difficulty: Sub-600 Level,  Fractions/Ratios/Decimals,  Source: Economist GMAT Tutor

reto

3

1590

09 Mar 2018, 16:04

View the latest post EMPOWERgmatRichC

25
ER
View first unread post Attachment(s) At a certain committee meeting only associate professors and  

Tags: Difficulty: Sub-600 Level,  Word Problems,  Source: GMAT Prep

anon1

4

5143

09 Mar 2018, 16:09

View the latest post EMPOWERgmatRichC

3
ER
View first unread post The ratio of boys to girls in a school is 9 to 11. After 36 more girls  

Tags: Difficulty: Sub-600 Level,  Fractions/Ratios/Decimals,  Source: Economist GMAT Tutor

Bunuel

7

2648

09 Mar 2018, 19:48

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9
ER
View first unread post Four cards are randomly drawn from a pack of 52 cards. Find  

Tags: Difficulty: 700-Level,  Combinations,  Probability,  Statistics and Sets Problems

nonameee

16

31151

09 Mar 2018, 23:23

View the latest post Mudit27021988

10
ER
View first unread post Attachment(s) Students are in clubs as follows: Science-20, Drama-30  

Tags: Difficulty: Sub-600 Level,  Overlapping Sets,  Source: Manhattan GMAT

jlgdr

4

3346

10 Mar 2018, 01:03

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10
View first unread post Some people form a joint account for one year with the condi  

Tags: Difficulty: 700-Level,  Word Problems,  Source: 800 Score

Qoofi

7

1715

10 Mar 2018, 04:17

View the latest post sobby

2
ER
View first unread post Carlos decreased his daily caloric intake by 20%, and Carol increased  

Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Magoosh

chesstitans

4

601

10 Mar 2018, 04:58

View the latest post rajatbanik

29
ER
View first unread post If |x|=−x, which of the following must be true?  

Tags: Difficulty: Sub-600 Level,  Absolute Values/Modulus,  Source: Veritas Prep

HarveyS

7

3937

10 Mar 2018, 04:58

View the latest post AkshdeepS

32
ER
View first unread post If x#2, then (3x^2(x-2)-x+2)/(x-2)=  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: Official Guide

Bunuel

15

8087

10 Mar 2018, 06:42

View the latest post dave13

12
ER
View first unread post If 3|3 – x| = 7, what is the product of all the possible va  

Tags: Difficulty: Sub-600 Level,  Absolute Values/Modulus,  Source: Manhattan GMAT

nave

9

7690

10 Mar 2018, 10:51

View the latest post AkshdeepS

58
ER
View first unread post If n is a positive integer, which of the following is a poss  

Tags: Difficulty: Sub-600 Level,  Absolute Values/Modulus,  Source: Other - Please specify

puma

16

8270

10 Mar 2018, 11:00

View the latest post AkshdeepS

7
ER
View first unread post What is the probability of getting at least 2 heads in a row  

Tags: Difficulty: 600-700 Level,  Probability,  Source: Veritas Prep

rovshan85

6

8900

10 Mar 2018, 11:29

View the latest post Princ

55
ER
View first unread post One woman and one man can build a wall together in two hours, but the  

Tags: Difficulty: 700-Level,  Work/Rate Problems,  Source: Veritas Prep

Bunuel

9

5337

10 Mar 2018, 11:33

View the latest post Mo2men

36
ER
View first unread post Buses leave town B at 3 pm and every 10 hours after that.  

Tags: Difficulty: 700-Level,  Word Problems,  Source: Princeton Review

lastochka

16

6323

10 Mar 2018, 12:18

View the latest post EMPOWERgmatRichC

2
View first unread post If k is a positive integer less than 215  

Tags: Difficulty: 700-Level,  Number Properties,  Source: Other - Please specify

itisSheldon

6

336

10 Mar 2018, 12:25

View the latest post gracie

2
ER
View first unread post Out of a box that contains 4 black and 6 white mice  

Tags: Difficulty: Sub-600 Level,  Probability

rraggio

9

5842

10 Mar 2018, 12:29

View the latest post EMPOWERgmatRichC

66
ER
View first unread post Machine A can process 6000 envelopes in 3 hours. Machines B  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Work/Rate Problems,  Source: Kaplan

shash

20

10704

10 Mar 2018, 14:53

View the latest post generis

1
ER
View first unread post Attachment(s) X intercept of the line L is negative. If the slope of the line  

Tags: Difficulty: 600-700 Level,  Coordinate Geometry,  Source: Other - Please specify

pushpitkc

4

386

10 Mar 2018, 19:57

View the latest post gmatbusters

7
ER
View first unread post If m and n are positive integers, and m=2n and k=3m, then -  

Tags: Difficulty: 600-700 Level,  Divisibility/Multiples/Factors,  Source: Economist GMAT Tutor

goodyear2013

4

2109

10 Mar 2018, 20:04

View the latest post laddaboy

5
View first unread post What is the units digit of 2^39?  

Tags: Difficulty: Sub-600 Level,  Exponents/Powers,  Source: Veritas Prep

vikasp99

3

2045

10 Mar 2018, 20:24

View the latest post gmatbusters

ER
View first unread post Attachment(s) The graph above shows the distribution of test scores for a certain  

Tags: Difficulty: Sub-600 Level,  Graphs and Illustrations,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

3

517

10 Mar 2018, 21:27

View the latest post varun4s

12
ER
View first unread post Find the remainder when 51^203 is divided by 7  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Source: Other - Please specify

saswata4s

4

7391

11 Mar 2018, 00:33

View the latest post bumpbot

17
ER
View first unread post Set A consists of five positive numbers. Set B consists of the square  

Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Source: Magoosh

Bunuel

6

1104

11 Mar 2018, 02:50

View the latest post hellosanthosh2k2

6
ER
View first unread post How many ounces of water must be added to a 30-ounce solution that is  

Tags: Difficulty: Sub-600 Level,  Mixture Problems,  Source: Other - Please specify

Bunuel

6

1637

11 Mar 2018, 02:57

View the latest post ShekharRavi

52
ER
View first unread post If a and b are odd integers, a Δ b represents the product of  

Tags: Difficulty: 700-Level,  Arithmetic,  Source: Manhattan GMAT

daviesj

14

5754

11 Mar 2018, 03:37

View the latest post bumpbot

64
ER
View first unread post What is the number of 7-element subsets of the set {1, 2, 3, 4, 5, 6,  

Tags: Difficulty: 700-Level,  Statistics and Sets Problems

thailandvc

19

7943

11 Mar 2018, 04:06

View the latest post hellosanthosh2k2

19
ER
View first unread post p is the smallest perfect cube greater than 1  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Source: e-GMAT

EgmatQuantExpert

10

2574

11 Mar 2018, 04:20

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32
ER
View first unread post Attachment(s) Of 30 applicants for a job, 14 had at least 4 years'  

Tags: Difficulty: Sub-600 Level,  Overlapping Sets,  Source: Official Guide

Walkabout

11

10517

11 Mar 2018, 04:23

View the latest post dave13

1
ER
View first unread post What is the sum of 12 + 27 ?  

Tags: Difficulty: Sub-600 Level,  Algebra,  Roots,  Source: Other - Please specify

Bunuel

8

510

11 Mar 2018, 04:33

View the latest post AkshdeepS

2
ER
View first unread post If 1/x = 0.25^(1/2), what does x equal?  

Tags: Difficulty: Sub-600 Level,  Algebra,  Roots,  Source: Other - Please specify

Bunuel

8

415

11 Mar 2018, 04:54

View the latest post AkshdeepS

64
ER
View first unread post Attachment(s) If x < 0, then (-x|x|)^(1/2) is:  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modulus,  Source: GMAT Prep

LM

18

8824

11 Mar 2018, 08:35

View the latest post brains

55
ER
View first unread post What is the tens digit of 36^10?  

Tags: Difficulty: 700-Level,  Exponents/Powers,  Fractions/Ratios/Decimals,  Number Properties,  Source: Veritas Prep

Bunuel

16

4287

11 Mar 2018, 08:44

View the latest post bumpbot

6
ER
View first unread post Attachment(s) In the figure above O is the center of the circle and ∠A is a right an  

Tags: Difficulty: 600-700 Level,  Geometry,  Source: Economist GMAT Tutor

Bunuel

4

1001

11 Mar 2018, 11:09

View the latest post Bunuel

2
ER
View first unread post If the average (arithmetic mean) of x + 2, x + 4, and x + 6 is 0  

Tags: Difficulty: Sub-600 Level,  Arithmetic,  Source: Grockit

Bunuel

6

4553

11 Mar 2018, 11:09

View the latest post bumpbot

2
ER
View first unread post Attachment(s) A circle passes through the center of a larger circle, as shown above.  

Tags: Difficulty: Sub-600 Level,  Geometry,  Source: Economist GMAT Tutor

Bunuel

5

1542

11 Mar 2018, 11:10

View the latest post Bunuel

21
ER
View first unread post After 4,000 gallons of water were added to a large water tan  

Tags: Difficulty: Sub-600 Level,  Fractions/Ratios/Decimals,  Word Problems,  Source: Official Guide

Bunuel

12

7487

11 Mar 2018, 11:15

View the latest post bumpbot

9
ER
View first unread post Attachment(s) Of the 350 members in the local carpenters union, 190 of the members  

Tags: Difficulty: 700-Level,  Overlapping Sets,  Source: Other - Please specify

Bunuel

4

830

11 Mar 2018, 12:55

View the latest post beanfrando

6
ER
View first unread post How many ounces of pure acid must be added to 20 ounces of a solution  

Tags: Difficulty: 600-700 Level,  Mixture Problems,  Source: Other - Please specify

Bunuel

7

549

11 Mar 2018, 13:28

View the latest post gracie

4
ER
View first unread post Attachment(s) If 4 < 7 - 2x < 12, how many integer values of x are there?  

Tags: Difficulty: Sub-600 Level,  Inequalities,  Source: Economist GMAT Tutor

Bunuel

4

2205

11 Mar 2018, 13:28

View the latest post bumpbot

54
ER
View first unread post Attachment(s) On a race track a maximum of 5 horses can race together at  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Min/Max Problems

jax91

30

13947

11 Mar 2018, 14:28

View the latest post Bunuel

10
ER
View first unread post If neither x nor y is divisible by 3, which of the following could be  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Number Properties,  Source: Math Revolution

MathRevolution

2

434

11 Mar 2018, 18:32

View the latest post MathRevolution

1
ER
View first unread post Reading from the right, how many consecutive zeros, starting with the  

Tags: Difficulty: 600-700 Level,  Number Properties,  Source: Math Revolution

MathRevolution

3

314

11 Mar 2018, 18:34

View the latest post MathRevolution

17
View first unread post Attachment(s) In the figure above, the triangle ABC is inscribed in a semicircle, wi  

Tags: Difficulty: 600-700 Level,  Geometry,  Graphs and Illustrations,  Source: Official Guide

guireif

10

2144

11 Mar 2018, 19:13

View the latest post ujjwal80

23
ER
View first unread post Attachment(s) How many points of intersection does the curve x^2 + y^2 = 4  

Tags: Difficulty: Sub-600 Level,  Coordinate Geometry

seekmba

6

5145

11 Mar 2018, 21:40

View the latest post EMPOWERgmatRichC

28
ER
View first unread post Each of the integers from 0 to 9, inclusive, is written on a  

Tags: Difficulty: 700-Level,  Min/Max Problems

joynal2u

8

6718

11 Mar 2018, 22:58

View the latest post amanvermagmat

23
ER
View first unread post In an IT company, there are a total of 110 employees including 50  

Tags: Difficulty: 600-700 Level,  Min/Max Problems,  Source: Other - Please specify

yenh

9

2449

11 Mar 2018, 23:10

View the latest post bumpbot

2
ER
View first unread post Bert and Ernie are among 12 tenants on Sesame Street, from which 9 ten  

Tags: Difficulty: 600-700 Level,  Combinations,  Source: Economist GMAT Tutor

Bunuel

3

912

11 Mar 2018, 23:47

View the latest post bumpbot

5
View first unread post In a particular examination, the maximum marks that can be scored  

Tags: Difficulty: 700-Level,  Algebra,  Percents and Interest Problems,  Source: Other - Please specify

souvonik2k

2

342

12 Mar 2018, 00:34

View the latest post rishabhmishra

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