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# Problem Solving (PS)

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 EMPOWERgmat PS Forum Expert - Ask Me Anything about PS and Math   Go to page: 1, 2 Tags: Source: EMPOWERgmat
EMPOWERgmatRichC

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4816

26 Oct 2019, 19:33

 Veritas Prep PS Forum Expert - Karishma - Ask Me Anything about Math   Go to page: 1 ... 8, 9, 10 Tags: Source: Veritas Prep

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9146

02 Dec 2019, 21:57

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 100 Hardest and easiest questions for PS as of November 2019
Bunuel

12

104331

29 Jul 2019, 07:22

1936
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 GMAT PS Question Directory by Topic & Difficulty
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0

755349

22 Feb 2012, 11:27

## GMAT Club Member Recommended Prep Products:

Topics

1348
ER
 0.99999999/1.0001 - 0.99999991/1.0003 =

31

63385

27 Nov 2019, 22:02

1331
ER
 NEW!!! Tough and tricky exponents and roots questions   Go to page: 1 ... 4, 5, 6 Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Roots,  Source: GMAT Club Tests
Bunuel

102

322539

30 Oct 2019, 20:31

1298
ER
 Last Sunday a certain store sold copies of Newspaper A for
udaymathapati

49

83344

15 Oct 2019, 23:56

726
ER
 New Algebra Set!!!   Go to page: 1 ... 6, 7, 8 Tags: Difficulty: 700-Level,  Algebra,  Sequences,  Source: GMAT Club Tests
Bunuel

145

202983

02 Nov 2019, 05:38

497
ER
 The function f is defined for each positive three-digit
Orange08

25

33451

26 Jul 2019, 14:26

493
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 If 10! - 2*(5!)^2 is divisible by 10^n, what is the greatest   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Algebra,  Divisibility/Multiples/Factors,  Number Properties
aalriy

49

45728

14 Sep 2019, 04:50

460
ER
 Which of the following fractions is closest to 1/2?
AbdurRakib

27

39807

28 Nov 2019, 11:14

390
ER
 Each year for 4 years, a farmer increased the number of trees in a
imhimanshu

51

45576

26 Nov 2019, 22:40

379
ER
 If x and y are positive numbers such that x + y = 1, which of the
BrainLab

30

28276

18 Nov 2019, 14:26

372
ER
 If x, y, and k are positive numbers such that x/(x + y)*10 + y/(x + y)
BANON

34

33252

16 Nov 2019, 00:24

314
ER
 Let a,b,c, and d be nonzero real numbers. If the quadratic equation
amitpaul527

17

35487

12 Sep 2019, 08:25

311
ER
 Which of the following equations has 1 + √2 as one of its roots?
Bunuel

30

26285

15 Sep 2019, 10:51

301
ER
 From the consecutive integers -10 to 10 inclusive, 20 integers are ran
catty2004

34

34119

23 Oct 2019, 20:42

293
ER
 A certain clock marks every hour by striking a number of times equal
Bunuel

22

13578

30 Oct 2019, 15:03

292
ER
 The product of all the prime numbers less than 20 is closest to which
Bunuel

15

62623

03 Oct 2019, 19:05

287
ER
 The number of stamps that Kaye and Alberto had were in the
kilukilam

30

50489

13 Oct 2019, 05:19

271
ER
 If each expression under the square root is greater than or   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Roots,  Source: GMAT Club Tests
study

25

14183

25 Nov 2019, 21:32

264
ER
 If 2^x + 2^y = x^2 + y^2, where x and y are nonnegative inte
axl_oz

20

26915

20 Mar 2019, 11:02

233
ER
 During the month of April, the average temperatures on day n
TeamGMATIFY

14

18424

04 Aug 2019, 08:15

223
ER
 A set of 15 different integers has median of 25 and a range   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Statistics and Sets Problems,  Source: GMAT Prep
bhushangiri

23

48916

08 Oct 2019, 08:12

214
ER
 For every positive integer n, the nth term of sequence is given by an=
inakihernandez

16

30504

10 Jul 2019, 22:41

210
ER
 N and M are each 3-digit integers. Each of the numbers 1, 2,   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Min/Max Problems,  Source: GMAT Prep
nobelgirl777

24

19737

24 Sep 2019, 09:48

198
ER
 If 10^50 – 74 is written as an integer in base 10 notation what is the
minnu

13

15308

21 May 2019, 12:29

193
ER
 In the infinite sequence A, An = X^(n-1) + X^n + X^(n+1) + X^(n+2) + X   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Sequences,  Source: Manhattan GMAT
ksharma12

29

34322

21 Aug 2019, 08:35

189
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 The sum of all the digits of the positive integer q is equal   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers,  Source: Manhattan GMAT
enigma123

22

23645

01 Dec 2019, 03:31

176
ER
 If (3 - 2x)^(1/2) = (2x)^(1/2) + 1, then 4x^2 =
Bunuel

19

31849

21 Nov 2019, 08:41

174
ER
 If 2^4x = 3,600, what is the value of (2^1-x)^2 ?
Reni

14

8261

15 Oct 2019, 17:09

174
 The function g(x) is defined for integers x such that if x
bhandariavi

14

14339

19 Jan 2019, 03:10

174
ER
 In a numerical table with 10 rows and 10 columns, each entry is either
carcass

21

13109

31 Oct 2019, 17:56

168
ER
 If x and y are positive, which of the following must be greater than   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Must or Could be True Questions,  Roots,  Source: GMAT Prep
study

20

17234

15 Oct 2019, 04:41

156
ER
 For how many ordered pairs (x , y) that are solutions of the
Bunuel

11

12390

23 Aug 2019, 02:22

155
ER
 If x represents the sum of all the positive three-digit
rvthryet

18

22313

06 Sep 2019, 07:46

148
ER
 For integers x and y, 2^x + 2^y =2^30. What is the value of x + y?   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Source: Veritas Prep
Bunuel

21

12671

06 Feb 2019, 23:06

145
ER
 What is the product of all the solutions of x^2 - 4x + 6=3   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra
carcass

31

15889

28 Jan 2019, 06:50

145
ER
 A certain quantity is measured on two different scales, the
appy001

18

9977

24 Nov 2019, 07:18

142
ER
 An escalator moves downward from street level to a subway platform at

11

3936

29 Jul 2019, 10:58

135
ER
 A convenience store currently stocks 48 bottles of mineral water. The
dred

23

16807

09 Oct 2019, 06:53

135
ER
 The last digit of 12^12 + 13^13 – 14^14×15^15 =
Bunuel

14

8860

14 Aug 2019, 21:35

132
ER
 The product of two negative numbers is 160. If the lesser of the two
Bunuel

29

18157

05 Nov 2019, 20:38

128
ER
 A dealer offers a cash discount of 20% and still makes a pro
feruz77

18

45268

31 May 2018, 00:52

128
ER
 How many different pairs of integers (a, b) exist such that 2 <= a <=
Bunuel

8

6472

24 Sep 2019, 07:27

128
ER
 Each digit in the two-digit number G is halved to form a new   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems
u2lover

51

18843

13 Apr 2019, 03:15

125
ER
 If m^2 < 225 and n - m = -10, what is the sum f the smallest
Bunuel

12

9670

27 Jan 2019, 02:58

123
ER
 If y=root(3y+4), then the product of all possible solution
Prax

15

8949

30 Sep 2019, 07:28

123
ER
 Which of the following function follows the rule: f(a + b) = f(a)*f(b)   Go to page: 1, 2, 3, 4, 5 Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Source: e-GMAT
Bunuel

85

2914

10 Jul 2019, 21:36

118
ER
 The sum of the digits used to write the sum 10 + 11 + 12 + 1   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Source: Veritas Prep
honchos

26

23966

14 Sep 2019, 11:24

117
ER
 If x^2 + y^2 = 100, and x≥0, and y≥0, the maximum value of x
emmak

12

13747

22 Feb 2019, 10:02

117
ER
 If x^4 + y^4 = 100, then the greatest possible value of x is between
ulm

14

13590

24 Oct 2019, 06:01

116
ER
 What is the tens digit of 6^17?
Raths

24

29508

26 Jan 2019, 21:05

116
ER
 If s and t are integers greater than 1 and each is a factor of the int
aniketm.87@gmail.com

15

17897

21 Jan 2019, 06:06

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