GMAT Club Forum

964

ER

100 Hardest and easiest questions for PS as of March 2024

Tags: Difficulty: 655-705 Level

Go to page: 1, 2

Bunuel

22

248955

by: bb

30 Mar 2024, 10:13

2835

ER

GMAT PS Question Directory by Topic & Difficulty

Tags: Difficulty: 505-555 Level, Difficulty: 555-605 Level, Difficulty: 605-655 Level, Difficulty: 655-705 Level, Difficulty: 705-805 Level, Difficulty: 805+ Level, Difficulty: Sub 505 Level

bb

0

1174164

by: bb

22 Feb 2012, 11:27

66

ER

Complete 1000 GMAT Problem Solving Series (PS-1000 Series) Questions

Tags: Difficulty: 505-555 Level, Difficulty: 555-605 Level, Difficulty: 655-705 Level

Bunuel

7

31958

by: Bunuel

06 Apr 2024, 02:26

342

ER

Problem Solving Butler: 2 Questions Every Day

Tags: Difficulty: 655-705 Level

Go to page: 1, 2

Bunuel

25

127028

by: Bunuel

26 Apr 2024, 01:52

223

ER

and ¥ represent nonzero digits, and (¥)² - (¥)²

Tags: Difficulty: 705-805 Level, Number Properties

WoundedTiger

16

33212

by: bumpbot

06 Feb 2024, 06:48

17

ER

The number of hours required for a certain company to produce

Tags: Difficulty: 605-655 Level, Work/Rate Problems

guddo

2

2137

by: gmatophobia

01 Dec 2023, 23:07

7

If w 0, which of the following must be true?

Tags: Difficulty: 655-705 Level, Absolute Values/Modulus, Must or Could be True Questions

egobappe

4

1339

by: GmatKnightTutor

01 Mar 2024, 02:55

ER

When it operates at its own constant rate, hose A can fill an empty

Tags: Difficulty: 555-605 Level, Work/Rate Problems

Danou

3

121

by: Kinshook

27 Apr 2024, 07:49

3

ER

12 cashews and 13 pears cost $43.50, while 8 cashews and 17 pears cos

Tags: Difficulty: 555-605 Level, Algebra

playthegame

6

688

by: Bunuel

19 Feb 2024, 00:45

3

ER

15 workers can finish a job in 12 days. After working 4 days

Tags: Difficulty: 555-605 Level, Work/Rate Problems

Bunuel

2

875

by: Shubhradeep

07 Feb 2024, 06:13

8

5 friends - Ajax, Betty, Cody, Donna and Elsie - decide to contribute

Tags: Difficulty: 655-705 Level, Fractions/Ratios/Decimals

playthegame

3

1011

by: Samshah

16 Mar 2024, 18:08

24

ER

A 10-kilogram soil mixture containing 30 percent sand and 70 percent

Tags: Difficulty: 705-805 Level, Mixture Problems

AnkurGMAT20

3

2195

by: Kinshook

22 Feb 2024, 07:27

2

A boy has three library tickets and eight books of his interest in th

Tags: Difficulty: 655-705 Level, Combinations

playthegame

1

332

by: Regor60

04 Apr 2024, 14:04

4

ER

A car dealership recently increased the average pre-tax price of its

Tags: Difficulty: 805+ Level, Word Problems

devashish2407

3

377

by: Kinshook

30 Mar 2024, 23:04

7

A certain café sells bagels for $1.10 and muffins for $1.50

Tags: Difficulty: 805+ Level, Word Problems

devashish2407

3

448

by: devashish2407

01 Apr 2024, 05:54

7

ER

A certain wire with a constant mass-to-length ratio has a mass of x

Tags: Difficulty: 555-605 Level, Algebra, Word Problems

saynchalk

4

1252

by: saynchalk

14 Mar 2024, 08:04

8

ER

A discount of 20 percent followed by a discount of 40 percent is equi

Tags: Difficulty: 555-605 Level, Percent and Interest Problems

GMATNinja

3

663

by: saynchalk

24 Feb 2024, 04:34

A group of 20 values has a mean of 85 and a median of 80. A different

Tags: Difficulty: 555-605 Level, Statistics and Sets Problems

mbassarova

0

294

by: mbassarova

29 Mar 2024, 13:39

2

ER

A high-speed express train, traveling at 90 kmph, completely passes

Tags: Difficulty: 555-605 Level, Distance/Rate Problems

Bunuel

1

433

by: jack5397

26 Feb 2024, 06:34

1

ER

A lottery box contains 8,000 tickets, each of which is red or blue or

Tags: Difficulty: 555-605 Level, Probability

Bunuel

2

227

by: Bunuel

23 Apr 2024, 11:19

1

A man has 720 grams of silver, 800 grams of copper and 1.3 kg of Zinc

Tags: Difficulty: 555-605 Level, Fractions/Ratios/Decimals

GMAT_Wallah

1

465

by: T4Star

10 Mar 2024, 22:49

A rectangular array consists of 1105 cans

Tags: Difficulty: 555-605 Level, Arithmetic

gmatophobia

1

468

by: gmatophobia

18 Mar 2024, 14:36

2

ER

A street vendor sells two newspapers, one for 25 cents and the other

Tags: Difficulty: 505-555 Level, Word Problems

Bunuel

2

500

by: Nidzo

13 Mar 2024, 09:52

6

ER

A train with a speed of 90 km/h crosses a bridge in 36 seconds.

Tags: Difficulty: 605-655 Level, Distance/Rate Problems

Bunuel

3

535

by: Abhishek009

26 Feb 2024, 08:26

4

Consider the sum 7+ 77+ 777 +7777+ 77777+ ....+ 77,777,777,777,777,77

Tags: Difficulty: 555-605 Level, Arithmetic

kingbucky

1

319

by: Edoua

01 Apr 2024, 10:24

5

During a certain month, 40% of all the oil used by a certain factory

Tags: Difficulty: 605-655 Level, Word Problems

Raman109

2

453

by: Raman109

06 Apr 2024, 07:36

11

Find the remainder when 17^17 is divided by 64:

Tags: Difficulty: 705-805 Level, Remainders

playthegame

7

819

by: Oppenheimer1945

30 Mar 2024, 09:14

6

ER

For a car that is traveling on a dry road at a speed of r miles per

Tags: Difficulty: 605-655 Level, Algebra

andrewjohn8

1

949

by: MartyMurray

12 Feb 2024, 16:11

9

ER

For all positive integers r, the sequence Sr is given by the formula

Tags: Difficulty: 555-605 Level, Sequences

GMATNinja

4

907

by: Kinshook

14 Feb 2024, 22:55

6

Grandpa is writing a book. Every morning he starts writing vigorously

Tags: Difficulty: 655-705 Level, Percent and Interest Problems

playthegame

4

1250

by: playthegame

26 Feb 2024, 20:55

1

ER

Gregory made a pitcher of lemonade at a cost of $0.50, and the

Tags: Difficulty: 555-605 Level, Word Problems

gmathero911

2

524

by: Kinshook

10 Apr 2024, 22:07

3

ER

How many integers between 360 and 630 are there such that they have

Tags: Difficulty: 605-655 Level, Number Properties

Bunuel

1

279

by: Nullbyte

08 Apr 2024, 23:51

3

ER

How much should a trader mark up his goods to achieve a 20% profit

Tags: Difficulty: 555-605 Level, Percent and Interest Problems

Bunuel

2

712

by: stne

25 Feb 2024, 15:05

1

ER

If -2 is a solution to the equation x^2 - 6nx = 40, in which n is a

Tags: Difficulty: 605-655 Level, Algebra

Bunuel

2

389

by: Oppenheimer1945

08 Apr 2024, 11:04

1

ER

If (32^x)(4^3) = (2^(2x))^3, then x =

Tags: Difficulty: 505-555 Level, Exponents/Powers

Bunuel

1

307

by: Bunuel

17 Apr 2024, 11:34

7

ER

If (y^10)^(1/10) = -y, and (y^5)^(1/5) >= -y, then which of the

Tags: Difficulty: 705-805 Level, Inequalities, Number Properties, Roots

Bunuel

2

528

by: Bunuel

11 Mar 2024, 00:55

11

ER

If 4 toys are randomly distributed among 4 children, what is the

Tags: Difficulty: 705-805 Level, Probability

MartyMurray

4

728

by: Maxsparrow

11 Mar 2024, 00:18

2

ER

If 4a is equal to p percent of 3b, then which of the following is equ

Tags: Difficulty: 505-555 Level, Fractions/Ratios/Decimals

GMATNinja

3

478

by: Abhishek009

16 Feb 2024, 11:08

1

If 5 zips equal 4 squawks, and 3 squawks equal 5 bangs, how many zips

Tags: Difficulty: 555-605 Level, Arithmetic

kingbucky

1

291

by: ShivenSharma

03 Apr 2024, 23:47

11

If a + b = 10, what is the maximum value of a^3*b^2?

Tags: Difficulty: 705-805 Level, Min/Max Problems

playthegame

5

765

by: Oppenheimer1945

24 Feb 2024, 22:55

8

ER

If a and b are constants and the equation x^2 + ax + b = 0 has two

Tags: Difficulty: 655-705 Level, Algebra

gmatophobia

2

1276

by: sachi-in

03 Mar 2024, 22:06

5

ER

If c is a nonnegative constant, how many real number values for x sat

Tags: Difficulty: 805+ Level, Algebra

gmatophobia

6

1256

by: unraveled

18 Feb 2024, 09:35

7

If equal number of people are born on each day, find the approximate

Tags: Difficulty: 655-705 Level, Percent and Interest Problems

playthegame

2

654

by: playthegame

28 Feb 2024, 23:00

11

ER

If k is a positive integer and 5^k is a factor of the product of the

Tags: Difficulty: 705-805 Level, Divisibility/Multiples/Factors, Exponents/Powers, Number Properties

Bunuel

2

912

by: unraveled

16 Mar 2024, 09:14

9

ER

If Thomas divides half of his comic books in a 1:2 ratio between Alex

Tags: Difficulty: 805+ Level, Fractions/Ratios/Decimals

iwantroca

6

916

by: saynchalk

27 Feb 2024, 09:47

6

ER

If x > y > 0, and x^2 + y^2 = 6xy, what is the value of (x-y)/(x+y)?

Tags: Difficulty: 705-805 Level, Algebra

Bunuel

3

748

by: Bunuel

28 Feb 2024, 11:28

4

ER

If x 1 and x -1, then (x + 1)/(x - 1) - (x - 1)/(x + 1) =

Tags: Difficulty: 505-555 Level, Algebra

ruis

2

648

by: Bunuel

02 Mar 2024, 15:52

15

ER

If x 1, then (x^n - 1)/(x - 1) = x^{n - 1} + x^{n - 2} + ... + x^2

Tags: Difficulty: 655-705 Level, Algebra, Exponents/Powers, Number Properties

helpmegmat

6

1622

by: Bunuel

04 Mar 2024, 00:02

1

ER

If x and y are prime integers and x < y, which of the following

Tags: Difficulty: 555-605 Level, Number Properties

pintukr

1

415

by: Bunuel

23 Feb 2024, 02:21

2

If x is a positive integer, what is the unit's digit of (24)^(5+2x) x

Tags: Difficulty: 605-655 Level, Exponents/Powers, Number Properties

pintukr

1

591

by: gmatophobia

27 Feb 2024, 23:53

13

ER

If x is a real number and 4^(4^4) = 2^(2^x), what is the value of x?

Tags: Difficulty: 655-705 Level, Exponents/Powers

gmatophobia

4

1408

by: Oppenheimer1945

24 Feb 2024, 03:14

14

ER

If xy = 3(x + 1) + y; and, x and y are integers, x could be any of

Tags: Difficulty: 655-705 Level, Algebra

pintukr

6

1690

by: Bunuel

24 Mar 2024, 04:51

GMAT Problem Solving (PS)