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# GMAT Problem Solving (PS)

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Announcements

191
 150 Hardest and easiest questions for PS
Bunuel

7

34786

11 Sep 2016, 02:25

953
 GMAT PS Question Directory by Topic & Difficulty
bb

0

356395

22 Feb 2012, 10:27

Topics

8
 If O is the center of the circle above, what fraction of the
Bunuel

13

11523

08 Feb 2017, 21:57

4
 If 2^{(x+y)^2} / 2^{(x-y)^2} = 2, what is the value of xy?
NoHalfMeasures

7

828

08 Feb 2017, 19:41

3
 If 2^k = 3, then 2^(3k+2) =
Bunuel

6

2057

08 Feb 2017, 19:22

24
 If 4x-12 >= x + 9, which of the following must be true
saxenagarima

27

7803

08 Feb 2017, 18:55

2
 Set A is a set of 25 distinct multiples of 3 and Set B is a set of 40
Bunuel

4

209

08 Feb 2017, 18:54

5
 Sam’s car was fined when he gave Joe and Peter a ride, so they decided
Bunuel

7

1119

08 Feb 2017, 18:54

3
 At a certain carpet factory, if carpeting of width 10 feet is moving c
ssr300

3

236

08 Feb 2017, 18:53

2
 Jack has a total of b hardback and paperback books in his library. If

2

138

08 Feb 2017, 18:53

34
 An investor purchased 100 shares of stock X at 6 1/8 dollars
surupab

13

6026

08 Feb 2017, 18:52

 If m - 4 is 7 more than n, then m + 9 is how much more than n + 2?
Bunuel

4

201

08 Feb 2017, 18:50

42
 Four staff members at a certain company worked on a project.
Bunuel

14

6621

08 Feb 2017, 18:50

8
 If x − 1/2^6 − 1/2^7 − 1/2^8 = 2/2^9, then x =
Bunuel

8

1506

08 Feb 2017, 18:49

3
 Three dice (each having six faces with each face having one number
saswata4s

3

162

08 Feb 2017, 18:48

17
 How many different positive integers having six digits are
idinuv

7

2192

08 Feb 2017, 18:47

 What is the units digit of 7^20?
MathRevolution

9

343

08 Feb 2017, 18:45

2
 If 9 - x^2 ≥ 0, which of the following describes all
danzig

6

1547

08 Feb 2017, 18:44

139
 It takes 6 technicians a total of 10 hours to build and   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Work/Rate Problems
Hussain15

23

14765

08 Feb 2017, 18:44

33
 If (t- 8) is a factor of t^2 - kt - 48, then k=
Bunuel

15

6773

08 Feb 2017, 18:39

3
 A certain play is to be performed with an equal number of male and fem

1

98

08 Feb 2017, 18:38

95
 A husband and wife started painting their house, but husband   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Work/Rate Problems
johnnybravo86

43

19426

08 Feb 2017, 18:37

11
 If it is true that z < 8 and 2z > -4, which of the following
surendar26

15

3009

08 Feb 2017, 17:10

5
 0.0001^(1/2)
lalania1

5

489

08 Feb 2017, 13:50

6
 Cameron can paint a room in c hours. Cameron and Mackenzie, working to
gmatser1

13

1365

08 Feb 2017, 12:54

249
 PS questions about standard deviation.   Go to page: 1 ... 4, 5, 6 Tags: Difficulty: Sub-600 Level,  Statistics and Sets Problems
Bunuel

109

98800

08 Feb 2017, 11:56

11
 A trader cheats both his supplier and customer by using
cleetus

13

4436

08 Feb 2017, 11:01

4
 What number times (1⁄3)^2 will give the value of 3^3?
Bunuel

7

801

08 Feb 2017, 10:37

9
 Someone on a skateboard is traveling 12 miles per hour. How many feet
Bunuel

14

1458

08 Feb 2017, 10:36

2
 If k and -k are the solutions to x^4 - 10x^2 + 25 = 0, where k is a po
Bunuel

3

203

08 Feb 2017, 10:35

10
 Which of the following cannot be the least common multiple
goodyear2013

8

1929

08 Feb 2017, 10:34

51
 A marketing firm determined that, of 200 households surveyed
Bunuel

28

13082

08 Feb 2017, 10:33

3
 What is the decimal equivalent of (1/4)^2?
Bunuel

8

1075

08 Feb 2017, 10:28

1
 81/(81/16)
Bunuel

2

157

08 Feb 2017, 10:26

4
 Ben is driving on the highway at x miles per hour. (One mile equals 5,

4

1233

08 Feb 2017, 10:25

13
 The average (arithmetic mean) of four numbers is 4x + 3. If one of the
Bunuel

17

2245

08 Feb 2017, 10:23

 A company has 400 employees, 20 percent of whom have 5 or more years
sillyboy

2

158

08 Feb 2017, 10:22

20
 Sal and Pat can finish a job together in 3 hours. If Sal can do the jo
bschool83

18

4965

08 Feb 2017, 10:21

36
 Machine A and machine B are each used to manufacture 660   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Work/Rate Problems,  Source: Kaplan
zisis

26

7202

08 Feb 2017, 10:21

151
 Pumps A, B, and C operate at their respective constant rates. Pumps A   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Work/Rate Problems,  Source: GMAT Prep
chicagocubsrule

23

31421

08 Feb 2017, 10:20

3
 A certain road trip was completed in two parts interrupted by an hour-
duahsolo

3

189

08 Feb 2017, 10:19

68
 If K is the sum of reciprocals of the consecutive integers   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals,  Source: GMAT Prep QP1
fozzzy

23

13271

08 Feb 2017, 10:00

1
 Which of the following is equivalent to the pair of inequalities y > -

6

150

08 Feb 2017, 08:08

2
 If n=2233537, how many factors of n are there?
MathRevolution

6

198

08 Feb 2017, 07:22

10
 How many numbers between 1 to 300 are divisible by 11 and 13 but not
annusngh

13

480

08 Feb 2017, 07:13

9
 The digital sum of a number is the sum of its digits. For how many of
mmelendez

5

1046

08 Feb 2017, 00:01

21
 A man sets out to cycle from BBSR to CTC and at the same
BukrsGmat

6

3372

07 Feb 2017, 23:04

2
 If |x| < 20 and |x – 8| > |x + 4|, which of the following expresses th
mikemcgarry

4

515

07 Feb 2017, 13:32

17
 The smaller rectangle in the figure above represents the original size
Bunuel

11

4008

07 Feb 2017, 13:24

6
 A certain grocery purchased x pounds of produce for p dollar
Bunuel

8

5379

07 Feb 2017, 12:32

239
 If an integer n is to be chosen at random from the integers

33

32516

07 Feb 2017, 11:26

4
 The average (arithmetic mean) of y numbers is x. If z is added
GMATPrepNow

4

181

07 Feb 2017, 10:32

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