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# Problem Solving (PS)

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282
ER
 150 Hardest and easiest questions for PS
Bunuel

9

53721

10 Dec 2017, 22:52

1272
ER
 GMAT PS Question Directory by Topic & Difficulty
bb

0

484108

22 Feb 2012, 10:27

Topics

18
ER
 Sixteen rectangles are formed by choosing all possible combinations of
Bunuel

6

1388

22 May 2017, 04:55

10
ER
 Sixty percent of the members of a study group are women, and

6

11975

25 Mar 2017, 05:21

26
ER
 Sixty percent of the rats included in an experiment were female rats.
Bunuel

9

2702

07 Jul 2017, 17:16

1
ER
 Sixty-four percent of the members of a study group are aged 30 or old
broall

2

336

15 Apr 2017, 01:56

14
 Skier Lindsey Vonn completes a straight 300-meter downhill
MBAhereIcome

5

4688

24 Mar 2017, 05:21

18
ER
 Smithtown High School is holding a lottery to raise money.
MitDavidDv

8

2523

28 May 2017, 16:09

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

9

4130

18 Feb 2016, 06:18

15
ER
 Sn = n^2 + 5n + 94 and K = S6 – S5 + S4 – S3 + S2 – S1. What is the
Bunuel

6

1723

19 Feb 2017, 19:55

2
 Sofa King is having “a sale on top of a sale!” The price of a certain
rohan2345

4

327

23 May 2017, 15:45

7
 Solution A has 5% salt concentration and remaining water. After heatin
PareshGmat

3

1434

27 Oct 2016, 16:31

47
ER
 Solution A is 20% salt and Solution B is 80% salt. If you
desiguy

19

6025

11 Aug 2017, 17:00

14
ER
 Solution P is 20 percent lemonade and 80 percent carbonated water by
Bunuel

6

1794

26 Oct 2017, 09:46

4
ER
 Solution X contains 20% of material A and 80% of material B. Solution
krishnasty

7

2203

19 May 2017, 16:40

ER
 Solution x contains 75% water and 25% oil; how many more liters of wat
Bunuel

3

1152

17 Mar 2016, 18:28

29
ER
 Solution X is 10 percent alcohol by volume, and solution Y is 30 perce
Bunuel

9

9817

22 Oct 2017, 20:22

12
ER
 Solution X is 15% salt and solution Y is 50% salt.
vikasp99

6

802

18 Mar 2017, 11:39

25
ER
 Solution Y is 30 percent liquid X and 70 percent water. If 2 kilogram
rtaha2412

14

10550

18 Jul 2016, 19:23

6
ER
 Solution Y is 30 percent liquid X and 70 percent water. If 2
neelgar

8

5976

18 Apr 2014, 20:37

12
 Solution Y is 40 percent sugar by volume, and solution X is 20 percent
chetan86

7

4567

06 Jan 2017, 07:18

6
ER
 Solutions A,B,C,and D contain 20%,40%,50%, and 100% alcohol respective
pushpitkc

7

465

06 Dec 2017, 13:23

42
ER
 Solve for x: 0<|x|-4x<5 = ?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Inequalities
yezz

24

8349

22 Jul 2017, 10:14

1
ER
 Solving for x using the quadratic equations by using the formula
zigzag91

1

532

20 Dec 2015, 06:06

ER
 Some fourth graders are choosing foursquare
rohan2345

3

353

26 May 2017, 10:45

54
 Some of 50%-intensity red paint is replaced with 25%   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Mixture Problems
Amit05

24

11045

13 May 2017, 14:06

17
ER
 Some of the people in Town X are left-handed, some are tall
boomtangboy

10

7088

01 Sep 2014, 09:48

30
ER
 Some of the people in Town X are left-handed, some are tall
Bullet

9

4423

03 Dec 2017, 01:54

7
ER
 Some of the workers at a hedge fund are analysts; the others are not
Bunuel

5

932

28 Oct 2017, 08:08

24
ER
 Some part of a 50% solution of acid was replaced with an
chrissy28

17

6255

24 Apr 2017, 19:53

5
 Some part of a 50% solution of acid was replaced with an equal amount
samrand

5

1852

24 Mar 2017, 18:25

17
ER
 Some part of the 50% solution of acid was replaced with the   Go to page: 1, 2 Tags: Difficulty: Sub-600 Level,  Mixture Problems,  Source: GMAT Club Tests
Hermione

33

10574

06 Sep 2014, 18:54

9
 Some people form a joint account for one year with the condi
Qoofi

7

1432

22 Jun 2016, 10:39

 Someone invested x dollars at simple annual interest, and the investme
DeeptiM

3

2596

27 Aug 2011, 00:05

10
ER
 Someone on a skateboard is traveling 12 miles per hour. How many feet
Bunuel

14

1832

08 Feb 2017, 10:36

9
ER
 Sphere is inscribed in a cube of side length 10 cms. What is
ArvGMAT

3

2081

22 May 2014, 02:37

9
ER
 sqrt(5)+sqrt(3)) / (sqrt(5)-sqrt(3)) =
chets

10

16327

01 Nov 2016, 11:56

2
ER
 sqrt(9*15+5*18)=?
broall

4

670

23 Apr 2017, 04:35

9
ER
 Square A has an area of 25 square centimeters. Square B has
GMATT73

4

3826

16 Jun 2015, 02:26

5
 Square A is inscribed in circle X. Square B is inscribed in
macjas

9

2806

29 Sep 2014, 01:34

4
ER
 Square A is inscribed inside Circle B which is then inscribed inside S
Bunuel

3

799

23 Feb 2017, 09:48

2
ER
 Square ABCD has an area of 36 square meters. DE=2EC. What is the ratio
mmelendez

5

1400

12 Nov 2015, 09:07

11
ER
 Square ABCD has arc AC centred at B and arc BD centred at C
PareshGmat

9

1740

14 Apr 2017, 10:49

ER
 Square ABCD is inscribed in circle O, which is inscribed in larger squ
Bunuel

3

856

03 Feb 2016, 20:39

ER
 Square ABCD is perfectly inscribed in the circle pictured above. If mi
Bunuel

1

368

06 Jun 2017, 10:41

22
ER
 Square ABCD is the base of the cube while square EFGH is the
bmwhype2

12

4406

07 Dec 2017, 10:33

ER
 Square PQRS is in a rectangular coordinate plane, and has opposite ver
Bunuel

2

68

12 Dec 2017, 14:14

10
ER
 Square PQRS is inscribed in the square ABCD whose
PareshGmat

13

14243

02 Nov 2017, 08:08

1
ER
 Square RSTU shown above is rotated in a plane about its center in a
WILLBEATGMAT2011

2

3298

16 Sep 2017, 23:40

 Square S is inscribed in circle T. If the perimeter of S is 24, what
Jasontuyj2012

2

1788

20 Aug 2011, 14:40

ER
 Stacy and Heather are 20 miles apart and walk towards each other along
Ekland

4

889

25 Feb 2016, 15:46

37
ER
 Stacy and Katie plan to walk the 27-mile scenic route across
thevenus

17

5410

05 Sep 2016, 23:21

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