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# Problem Solving (PS)

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282
ER
 150 Hardest and easiest questions for PS
Bunuel

9

53918

10 Dec 2017, 22:52

1274
ER
 GMAT PS Question Directory by Topic & Difficulty
bb

0

486067

22 Feb 2012, 10:27

Topics

6
ER
 Given that a is the average (arithmetic mean) of the first nine
kingflo

9

3800

16 Jul 2017, 16:47

17
ER
 A researcher has determined that she requires a minimum of n
kingflo

10

6735

09 Sep 2017, 19:52

19
ER
 Lexy walks 5 miles from point A to point B in one hour, then
kingflo

11

9721

28 Oct 2017, 07:41

16
 If a circle is circumscribed around a regular pentagon, as shown above
kinjiGC

13

2963

31 Jul 2016, 16:34

12
ER
 How many prime numbers exist between 200 and 220?
kinjiGC

14

4548

28 Apr 2017, 18:16

17
ER
 Four persons enter the lift of a seven storey building at
kiran882

15

14792

19 Aug 2017, 10:28

8
ER
 Find the number of factors of a three digit even number xyz
kiran882

7

4842

28 Jan 2017, 03:16

18
ER
 Car X is 40 miles west of Car Y. Both cars are traveling
kiranck007

13

5322

30 Dec 2016, 01:21

4
ER
 In the diagram below, if the area of triangle LNP is 32, then what is
kiranicole214

10

5781

01 Mar 2017, 01:14

26
ER
 In triangle ABC to the right, if BC = 3 and AC = 4, then
kirankp

8

30367

19 Dec 2012, 01:35

12
ER
 An insect has one shoe and one sock for each of its twelve legs. In
kirankp

12

6399

15 Apr 2013, 00:23

9
ER
 Company S produces two kinds of stereos: basic and deluxe.
kirankp

6

2678

18 Mar 2014, 06:50

8
 How much pure alcohol should be added to 400ml of a 15% solu
kirankp

7

22143

10 Oct 2015, 07:39

8
 Five bells begin to toll together and toll respectively at i
kirankp

7

11869

10 Sep 2016, 04:23

3
ER
 If an integer n is to be chosen at random from the integers
kirankp

19

2892

20 Apr 2015, 07:16

12
ER
 What is the measure of the angle made by the diagonals of th
kirankp

10

3182

28 Oct 2016, 04:01

20
ER
 A tank of volume 432 cubic feet has one inlet pipe and 2 out
kirankp

16

5212

12 Oct 2015, 09:11

3
ER
 Last Sunday a certain store sold copies of Newspaper A for \$
kirankp

4

3027

06 Nov 2012, 04:03

3
ER
 If the number 52,1n9, where n represents the tens digit, is a multiple
kirankp

10

5958

05 Nov 2016, 06:59

174
ER
 If a committee of 3 people is to be selected from among 5   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Combinations,  Source: GMAT Prep QP1
kirankp

33

40427

29 Oct 2017, 09:13

3
ER
 Machines A, B, and C can either load nails into a bin or unload nails
kirankp

4

2888

25 Jun 2015, 07:49

91
ER
 An integer between 1 and 300, inclusive, is chosen at random   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Number Properties,  Probability,  Source: Manhattan GMAT
kirankp

21

15723

14 Sep 2017, 01:02

81
ER
 The sum of the first n positive perfect squares, where n is   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Arithmetic,  Number Properties
kirankp

26

11616

19 Aug 2017, 05:46

47
ER
 The points R, T, and U lie on a circle that has radius 4   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Geometry,  Source: GMAT Prep
kirankp

20

11608

23 Mar 2017, 03:14

5
ER
 The line represented by the equation y=4-2x is the perpendi
kirankp

5

2678

22 Jun 2013, 11:59

29
ER
 In a 4 person race, medals are awarded to the fastest 3 runn   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Combinations,  Source: Manhattan GMAT
kirankp

24

4270

10 Sep 2017, 13:26

46
ER
 Three machines operating independently, simultaneously, and
kiseki

12

15231

07 Aug 2017, 11:10

1
ER
 If n and y are positive integers and 450y=n^3,
kiyo0610

3

2011

03 Jan 2013, 01:36

14
ER
 Regular hexagon ABCDEF has a perimeter of 36. O is the center of the
kizito2001

4

10852

02 Sep 2014, 19:33

1
ER
 Three photographers, Lisa, Mike and Norm, take photos of a wedding.
kk07734

3

888

22 Jul 2015, 07:35

20
ER
 A window is in the shape of a regular hexagon with each side of length
kkahuja91

9

4713

12 Oct 2017, 17:09

24
ER
 What is the remainder, after division by 100, of 7^10 ?
kkalyan

18

7131

30 May 2016, 08:26

34
ER
 In the above circle AB = 4, BC = 6, AC = 5 and AD = 6. What
klevs1985

9

10547

06 Jan 2017, 22:49

3
ER
 If M=(root)(4)+(cube root)(4)+(fourth root)(4), then the
kman

6

3559

25 Sep 2014, 05:14

59
ER
 Two water pumps, working simultaneously at their respective   Go to page: 1, 2 Tags: Difficulty: Sub-600 Level,  Work/Rate Problems,  Source: GMAT Prep
kmasonbx

23

12938

07 Aug 2017, 11:06

10
ER
 It takes the average dryer 80 minutes to dry one full load
knabi

15

5929

30 Jul 2012, 14:37

6
ER
 If 60! is written out as an integer, with how many consecuti
knabi

7

4364

28 Feb 2017, 09:29

6
ER
 In a room filled with 7 people, 4 people have exactly 1 sibl
knabi

8

2739

20 Jul 2013, 08:23

8
 In a local school district, the high school and middle
knabi

19

6644

03 Nov 2015, 16:51

57
ER
 If P and Q are two points on the line 3x + 4y =-15 such that   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Coordinate Geometry,  Geometry
kobinaot

21

9129

25 May 2017, 12:52

16
ER
 In a deck of 52 cards, each card is one of 4 different color
konayuki

6

3997

24 Oct 2016, 02:01

20
ER
 A certain stock exchange designates each stock with a one-,
konayuki

3

7594

15 Sep 2013, 11:15

8
ER
 In an electric circuit, two resistors with resistances x and y are con
kook44

10

7636

17 Nov 2014, 00:31

30
ER
 If n is positive, which of the following is equal to
kook44

17

7686

29 May 2017, 14:24

8
 A mixture of nuts is to contain 3 parts cashews to 6 parts a
kookoo4tofu

18

11154

02 Jun 2016, 10:12

11
ER
 A company wants to spend equal amounts of money for the purchase of
kostyan5

11

3595

16 Oct 2016, 17:31

8
ER
 In an ensemble of gongs, all gongs have a diameter of either
kp1811

15

4900

10 Sep 2017, 21:24

3
ER
 Fox jeans regularly sell for \$15 a pair and Pony jeans regul
kp1811

4

2357

29 Jul 2014, 00:04

5
ER
 There 3 kinds of books in the library physics, chemistry and
kp1811

6

2702

24 Oct 2016, 05:39

45
ER
 If (12!^16-12!^8)/(12!^16+12!^4)=a, what is the unit's digit
kp1811

18

6777

21 Aug 2017, 13:45

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