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# Problem Solving (PS)

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273
ER
 150 Hardest and easiest questions for PS
Bunuel

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49804

11 Sep 2017, 05:31

1229
ER
 GMAT PS Question Directory by Topic & Difficulty
bb

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459496

22 Feb 2012, 11:27

Topics

2
ER
 If the average (arithmetic mean) of a and b is 45 and the average of
Bunuel

2

712

17 Dec 2015, 18:45

1
ER
 A container holding 12 ounces of a solution that is 1 part alcohol to
Bunuel

2

1248

17 Dec 2015, 09:53

5
ER
 If 1 tic equals 3 tacs and 2 tacs equal 5 tocs, what is the
lakrana

11

4428

17 Dec 2015, 06:30

3
ER
 If w > x > y > z on the number line, y is halfway between x and z, and
Bunuel

2

1093

16 Dec 2015, 19:40

7
ER
 If w=(1+x*y/z^2)(x+y), x=z/2, and y=3z/4, what is the value
sandra1122

10

2107

16 Dec 2015, 19:13

6
ER
 Set M contains numbers that satisfy the condition that, if
Vamshi8411

5

2311

16 Dec 2015, 07:58

1
ER
 A teacher grades students’ tests by subtracting twice the number of in
Bunuel

6

1664

16 Dec 2015, 00:54

2
ER
 A small company is planning to rent either computer A or computer B to
roceeet

3

1843

16 Dec 2015, 00:35

ER
 If 2 + 2/x = 3 - 3/x, then x =
Bunuel

4

907

16 Dec 2015, 00:33

ER
 The positive difference between Sam and Lucy’s ages is a, and the sum
Bunuel

3

1158

15 Dec 2015, 22:53

1
ER
 The youngest of 4 children has siblings who are 3, 5, and 8 years olde
Bunuel

6

1011

15 Dec 2015, 17:06

ER
 George baked a total of 125 pizzas for 7 straight days, beginning on
Bunuel

4

909

15 Dec 2015, 09:59

11
ER
 Let A be a G.P. defined by A = {a, ar, ar2, ar4,…..}, such t
Zarrolou

8

2348

14 Dec 2015, 21:17

18
ER
 Mike and Emily need to build 2 identical houses. Mike, work
carcass

15

3127

14 Dec 2015, 19:45

3
ER
 At a certain zoo, the ratio of sea lions to penguins is 4 to 11. If th
Bunuel

3

1444

14 Dec 2015, 18:36

ER
 If a store owner increases a product’s price by 20 percent and then in
Bunuel

2

682

14 Dec 2015, 18:05

ER
 In order to fulfill a local school’s request for x cakes, B parents
Bunuel

2

1473

14 Dec 2015, 17:48

1
ER
 A local restaurant recently renovated its dining space, purchasing new
Bunuel

2

1757

14 Dec 2015, 17:25

ER
 A crate of apples contains 1 bruised apple for every 30 apples in the
Bunuel

2

1762

14 Dec 2015, 12:43

28
ER
 Math Revolution and GMAT Club Contest! If a, b, c are positive   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Min/Max Problems,  Source: Math Revolution
Bunuel

31

2563

14 Dec 2015, 09:01

4
ER
 Arithmetic mean and standard deviation of a certain normal
anilnandyala

4

3655

14 Dec 2015, 07:27

1
ER
 An office manager must choose a five-digit lock code for the
jeeyo

9

4994

14 Dec 2015, 07:01

ER
 If a > 1, which of the following is equal to (2a + 6)/(a^2 + 2a - 3)?
Bunuel

3

707

14 Dec 2015, 02:32

1
ER
 Susan weighs m pounds more than Anna does, and together they weigh a
Bunuel

5

1044

14 Dec 2015, 02:31

3
ER
 If the sum of a set of ten different positive prime numbers
grotten

4

2301

14 Dec 2015, 01:31

ER
 Peter read P books last year, and Nikki read N books last year. If Pet
Bunuel

4

795

14 Dec 2015, 01:25

7
 A cubical tank is filled with water to a level of 2 feet. If
fozzzy

13

2998

13 Dec 2015, 19:24

1
ER
 If b ≠ 1 and if ab/(a - b) = 1, what is the value of a in terms of b?
Bunuel

2

698

13 Dec 2015, 17:34

25
ER
 For how many different positive integers n is a divisor of n
vivaslluis

6

3829

13 Dec 2015, 14:52

ER
 The number x of cars sold each week varies with the price y in dollars
Bunuel

1

548

13 Dec 2015, 12:55

ER
 If j and k are integers, and 2j + k = 15, which of the following must
Bunuel

3

861

13 Dec 2015, 11:57

ER
 Charles’s and Sarah’s current ages are C years and S years, respective
Bunuel

2

502

13 Dec 2015, 10:43

ER
 If a, b, and c are positive integers such that a is divisible by b, an
Bunuel

2

836

13 Dec 2015, 10:28

7
ER
 A scientist invented a Lamp that can give light
danzig

7

1701

13 Dec 2015, 09:51

4
ER
 In the system of equations above, what is the value of x ?
Bunuel

7

3528

13 Dec 2015, 08:31

16
ER
 Bill travels first 40% of the distance to his destination at
SOURH7WK

14

4114

13 Dec 2015, 06:27

15
ER
 The ratio, by volume, of baking soda to peroxide to water in
phoenix9801

10

4610

13 Dec 2015, 05:42

4
ER
 The number of rooms at Hotel G is 10 less than twice the num
Bunuel

8

11118

13 Dec 2015, 05:36

4
ER
 For a certain examination, a score of 58 was 2 Standard deviations
mydreammba

5

1720

13 Dec 2015, 03:14

ER
 If a bicyclist in motion increases his speed by 30 percent and then in
Bunuel

2

1268

13 Dec 2015, 02:25

4
ER
 If x > 7, which of the following is equal to (x^2 + 8x + 16)/(x^2 - 16
Bunuel

3

1167

12 Dec 2015, 14:44

1
ER
 At a certain diner, Joe ordered 3 doughnuts and a cup of coffee and
Bunuel

3

1009

12 Dec 2015, 14:43

1
ER
 If (c - a)/(c - b) = 2, then (5b - 5a)/(c - a) =
Bunuel

2

674

12 Dec 2015, 09:52

2
ER
 What is the probability that you will get a sum of 8 when
Amateur

3

1558

12 Dec 2015, 03:49

ER
 In a certain town, there are four times as many people who were born
Bunuel

3

947

11 Dec 2015, 23:52

6
ER
 A group of 3 integers is to be selected one after the other,
topspin330

13

4609

11 Dec 2015, 12:05

4
ER
 A machine manufactures notebooks in a series of five colors: red, blue
Bunuel

1

1331

11 Dec 2015, 11:48

1
ER
 In the addition problem above, A and B represent digits in two differe
Bunuel

1

948

11 Dec 2015, 09:27

1
ER
 If the selling price is doubled
nahid78

10

1018

11 Dec 2015, 09:20

2
ER
 Is √(x + y) an integer?
BrainLab

3

1211

11 Dec 2015, 04:17

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