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# Problem Solving (PS)

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279
ER
 150 Hardest and easiest questions for PS
Bunuel

8

52585

11 Sep 2017, 05:31

1266
ER
 GMAT PS Question Directory by Topic & Difficulty
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0

476106

22 Feb 2012, 11:27

Topics

1
ER
 During the first two weeks of January, the total rainfall in Springdal
Bunuel

1

494

23 Feb 2016, 04:12

2
ER
 If f(a)=a2, what is the value of f(a+b)−f(a) b ? a b 2a 2a +
Bunuel

2

918

23 Feb 2016, 04:09

1
ER
 A certain company had a total annual expenditure of
Bunuel

1

627

23 Feb 2016, 03:46

1
ER
 On a Monday in a certain restaurant, 20 percent of the 180 customers o
Bunuel

3

788

23 Feb 2016, 03:30

ER
 The speed of a subway train is represented by the equation z=s2+2s
Bunuel

2

696

23 Feb 2016, 03:23

ER
 Angela has 15 pairs of matched socks. If she loses 7 individual socks,
Bunuel

2

954

23 Feb 2016, 03:07

ER
 If x/4 years ago Roger was 14 years old and x/4 years from now he will
Mesto

2

754

23 Feb 2016, 03:01

6
ER
 If 3^m3^m3^m = 9^n, then m/n =
Bunuel

6

2974

23 Feb 2016, 02:53

ER
 At the end of the month, a certain ocean desalination plant’s
Bunuel

2

1123

23 Feb 2016, 02:36

4
ER
 If n is a positive integer, which one of the following numbers
BrainLab

3

805

22 Feb 2016, 23:43

26
ER
 The only people in each of rooms A and B are students, and
Fremontian

14

5864

22 Feb 2016, 23:01

9
ER
 A relay has a series of 5 circuits in a line. The even-numbered circui
arjtryarjtry

6

1757

22 Feb 2016, 22:27

1
ER
 If \$5,000 is invested in an account at a simple annual rate of r perce
MathRevolution

2

533

22 Feb 2016, 18:06

2
ER
 For the positive integers x, x + 2, x + 4, x + 7, and x + 12, the mean
Bunuel

6

891

22 Feb 2016, 16:02

1
ER
 If f(x) = x/(1 - x) for all values of x \neq 1, for what value of x do
Bunuel

4

760

22 Feb 2016, 01:45

10
 Two friends, Tanaya and Stephen were standing together. Tanaya begins
manishbhusal

7

1563

21 Feb 2016, 14:03

5
ER
 If a certain sample of data has a mean of 20.0 and a standard deviatio
GMATD11

4

2597

21 Feb 2016, 13:54

11
 The last digit of 1212+1313–1414×1515 = 0 1 5 8 9
JusTLucK04

3

2790

21 Feb 2016, 06:51

8
ER
 Based on this year's costs, an orcharde grower budgets P
puma

10

6165

21 Feb 2016, 04:02

8
 Every student of a certain school must take one and only one
Chembeti

8

3186

20 Feb 2016, 23:56

ER
 A sporting goods store carries only yellow and white golf balls. At th
Bunuel

3

634

20 Feb 2016, 23:38

ER
 The difference between a three-digit number and the number formed by r
Mesto

2

972

20 Feb 2016, 19:12

10
ER
 x = -5 + ( 45 +4k – k^2 )0.5 How many values of k exists
gmihir

9

2392

20 Feb 2016, 10:11

4
ER
 A certain car dealership offers its newest model in ten
emmak

9

2826

20 Feb 2016, 07:55

3
ER
 Cheech and Chong were traveling back home to Los Angeles
mejia401

3

992

19 Feb 2016, 15:34

1
ER
 Roger can read a book in k minutes. What part of the book can he read
Mesto

2

790

19 Feb 2016, 15:27

9
ER
 N is the smallest number which is divisible by 49 and has all its digi
manpreetsingh86

9

2684

19 Feb 2016, 06:35

1
ER
 When positive integer x is divided by 6, the remainder is 1. Which of
Bunuel

4

838

18 Feb 2016, 08:22

6
ER
 Sn = 2Sn-1 + 4 and Qn = 4Qn-1 + 8 for all n > 1. If S5 = Q4
enigma123

9

4077

18 Feb 2016, 07:18

16
ER
 If X and Y are sets of integers, X # Y denotes the set of
carcass

8

3949

18 Feb 2016, 00:08

1
ER
 If paint costs \$3.20 per quart, and a quart covers 20 square feet, how
Bunuel

3

637

17 Feb 2016, 22:17

ER
 If S = {1, 7, 18, 20, 29, 33}, how much less is the mean of the number
Gnpth

1

557

17 Feb 2016, 21:12

4
ER
 A credit card company has a cash back option for their customers which
Turkish

4

1031

17 Feb 2016, 10:23

5
ER
 An athlete runs R miles in H hours, then rides a bike Q miles in the
w07

8

6285

16 Feb 2016, 20:21

ER
 On Saturday, the original price of a shirt was discounted by 20%. On
Bunuel

4

613

16 Feb 2016, 20:15

ER
 If a jewelry store wants to sell a necklace for \$179.95 next week at a
Bunuel

2

657

16 Feb 2016, 20:06

1
ER
 When 2 dices tossed, what is the probability that 2 numbers faced have
MathRevolution

3

492

16 Feb 2016, 18:33

10
ER
 An equilateral triangle is inscribed in a circle. If the
BN1989

5

7413

16 Feb 2016, 11:22

3
ER
 X1=1, for all positive integers, Xn=1+7Xn-1 , what is the units digit
MathRevolution

4

880

16 Feb 2016, 03:04

ER
 The length of a rope, by which a cow is tied, is decreased from 22m
Gnpth

1

771

16 Feb 2016, 02:08

1
ER
 John traveled the entire 60 miles trip. If he did the first 12 miles o
MathRevolution

3

759

16 Feb 2016, 01:54

1
ER
 There are how many 4-digit even numbers if the first digit cannot be a
Bunuel

1

679

16 Feb 2016, 01:25

1
ER
 Three factories of Conglomerate Corporation are capable of manufacturi
Bunuel

2

624

15 Feb 2016, 22:52

ER
 A ferry can transport 78 tons of vehicles. Automobiles range in weight
Bunuel

2

427

15 Feb 2016, 22:27

ER
 During one season, a tennis team won 21 matches and lost 30% of their
Bunuel

2

678

15 Feb 2016, 21:32

9
ER
 Which of the following CANNOT be a product of two distinct
vinnik

9

2014

15 Feb 2016, 00:09

1
ER
 When sold at a 40% discount, a sweater nets the merchant a 20% profit
zxcvbnmas

3

1825

14 Feb 2016, 23:07

ER
Bunuel

1

690

14 Feb 2016, 12:13

ER
 The basic one-way air fare for a child aged between 3 and 10 years cos
Bunuel

1

947

14 Feb 2016, 11:57

ER
 Ram, who is half as efficient as Krish, will take 24 days to complete
Bunuel

2

1479

14 Feb 2016, 11:52

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