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# Problem Solving (PS)

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1
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 Introducing a Chat in PS Forum
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05 Jun 2019, 07:31

Forum Experts

 EMPOWERgmat PS Forum Expert - Ask Me Anything about PS and Math   Tags: Source: EMPOWERgmat
EMPOWERgmatRichC

18

3122

11 Jul 2019, 11:33

 Veritas Prep PS Forum Expert - Karishma - Ask Me Anything about Math   Go to page: 1 ... 6, 7, 8 Tags: Source: Veritas Prep

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6206

16 Jun 2019, 23:00

Announcements

474
ER
 100 Hardest and easiest questions for PS as of June 2019
Bunuel

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95278

11 Jul 2019, 10:17

1817
ER
 GMAT PS Question Directory by Topic & Difficulty
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709980

22 Feb 2012, 11:27

Topics

104
ER
 What is the tens digit of 6^17?
Raths

24

28108

26 Jan 2019, 21:05

20
ER
 A will was written such that an estate would be divided among five ben

15

3962

26 Jan 2019, 13:30

10
ER
 Which of the following equations has a solution in common with x^2 - 2
Bunuel

5

3354

26 Jan 2019, 04:18

459
ER
 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

48

43401

24 Jan 2019, 16:41

20
 ∆ABC is a right triangle in XY-plane such that AB is parallel to the
disenapati

3

686

24 Jan 2019, 10:44

25
ER
 Let N = 60! + 55! + 50! The unit digit of N and a number of digits to
Gnpth

8

3365

24 Jan 2019, 08:02

8
ER
 In a barrel full of apples, 45% of the apples weigh more than
GMATPrepNow

4

459

22 Jan 2019, 08:25

1
ER
 For which of the following expressions would the value be greater if 1
Bunuel

3

244

21 Jan 2019, 18:51

108
ER
 If s and t are integers greater than 1 and each is a factor of the int
aniketm.87@gmail.com

15

15785

21 Jan 2019, 06:06

39
ER
 What is the sum of all possible solutions to the equation (2x^2-x-9)^
GGMU

12

6770

21 Jan 2019, 00:50

ER
 For any integer P greater than 1, P! denotes the product of all the in
workout

4

503

20 Jan 2019, 19:09

169
 The function g(x) is defined for integers x such that if x
bhandariavi

14

13624

19 Jan 2019, 03:10

39
ER
 If a=(13!^1^6-13!^8)/(13!^8+13!^4) hat is the unit digit of
gmat6nplus1

7

8513

19 Jan 2019, 01:05

ER
 Rank these three quantities from least to greatest.
Bunuel

2

630

18 Jan 2019, 16:08

1
ER
 How many non-negative integers satisfy the inequality x^2 – 7x – 18 .
EgmatQuantExpert

4

453

18 Jan 2019, 08:13

8
 George claims that with each breath he takes, he can suck 1/3 of the a
gmatbusters

5

577

17 Jan 2019, 20:56

2
 If a and b are constants, and the equation [m]x^3 +ax^2 +bx = 64[/m] h
gmatbusters

5

555

17 Jan 2019, 19:44

49
ER
 If (a+b)^x=a^x + y(a^(x-1)*b^(x-4)) + z(a^(x-2)*b^(x-3)) + z(a^(x-3)*^
Bunuel

8

3371

17 Jan 2019, 19:24

4
 How many reversed two digit pairs are there such that three xy is x+y
gracie

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221

16 Jan 2019, 22:22

10
ER
 Question of the week - 31 (How many non-positive integers satisfy ...)
EgmatQuantExpert

6

595

16 Jan 2019, 21:03

3
ER
 If t = a^2 - b^2, u = a^2 + b^2, v=2ab, what is the value of
jjsverbal

3

1118

16 Jan 2019, 02:04

13
ER
 There are 108 positive integers. 50% of the integers have...
Kaczet

11

845

15 Jan 2019, 19:40

16
ER
 If x-y=x+y , what is x in terms of y?
MathRevolution

13

1098

14 Jan 2019, 10:48

29
ER
 3\sqrt{80}+\frac{3}{9+4\sqrt{5}}}=
samark

6

5707

13 Jan 2019, 23:39

189
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

26

43663

13 Jan 2019, 06:06

30
ER
 A certain calculating machine has only three operation butto
anon1

14

2803

12 Jan 2019, 16:40

9
ER
 The product of the first seven positive multiples of three is closest
metallicafan

7

3971

12 Jan 2019, 07:50

92
ER
 What is 1/(1*2) + 1/(2*3) + 1/(3*4) + 1/(4*5) + 1/(5*6) + 1/(6*7) + 1/
goodyear2013

11

79661

09 Jan 2019, 07:57

10
ER
 The product of the first eight positive even integers is closest to
enigma123

5

3349

09 Jan 2019, 07:37

62
ER
 What is the sum of all 3 digit numbers that leave a remainde   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Remainders,  Sequences
joyseychow

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22833

08 Jan 2019, 05:28

1203
ER
 NEW!!! Tough and tricky exponents and roots questions   Go to page: 1, 2, 3, 4, 5 Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Roots,  Source: GMAT Club Tests
Bunuel

92

304046

07 Jan 2019, 21:14

6
 Point P lies on the equation y= x^2 - 1 and Point Q lies on the equati
Arun1994

4

872

07 Jan 2019, 09:11

9
ER
 xy and yx are a pair of two digit positive integers with reversed digi
gracie

3

862

05 Jan 2019, 21:14

16
ER
 xy is a 2 digit number whose reverse, yx, is x less than twice xy.
gracie

4

1182

04 Jan 2019, 02:13

3
ER
 If the curve described by the equation y = x2 + bx + c cuts the x-axis

5

614

03 Jan 2019, 03:15

14
 Out of a list of mailing addresses, company A has x addresses...
EBITDA

3

1286

02 Jan 2019, 21:44

38
ER
 If |5x-5|>x-1, which of the following must be true?
reto

10

4138

02 Jan 2019, 04:32

16
ER
 In an increasing sequence, the difference between any two successive
disenapati

4

500

02 Jan 2019, 03:45

7
ER
 (x^8y^2+x^2y^8)/(x^2+y^2)=?
MathRevolution

3

387

02 Jan 2019, 01:46

9
ER
 If p > 0, and x2 - 11x + p = 0 has integer roots, how many integer val
cfc198

2

306

01 Jan 2019, 20:41

23
ER
 x^2 + bx + 72 = 0 has two distinct integer roots; how many values are
Bunuel

5

3403

31 Dec 2018, 22:25

18
ER
 If mn = 3(m + 1) + n and m and n are integers
jlgdr

9

6716

31 Dec 2018, 14:44

19
ER
 If P and Q are positive integers, and n is the decimal
Jp27

11

5515

31 Dec 2018, 01:37

13
 How many real solutions exist for the equation x2 – 11|x| - 60 = 0? 3
cfc198

1

472

30 Dec 2018, 13:33

30
 The incomplete table above shows a distribution of scores fo
Asifpirlo

13

2459

30 Dec 2018, 10:00

25
ER
 A merchant paid \$300 for a shipment of x identical
boomtangboy

8

9306

28 Dec 2018, 21:27

26
ER
 To celebrate a colleague's retirement, the T coworkers
vakuts

14

9107

28 Dec 2018, 09:27

14
ER
 A farmer ordered x tons of feed for his cattle. The feed supply compan
AbdurRakib

2

1291

26 Dec 2018, 18:35

40
ER
 Jacob drove from Town A to Town B at an average rate of x miles per ho
Ekland

10

4932

25 Dec 2018, 15:52

3
ER
 If a,b and c are in arithmetic progression, then (a+b)

7

715

25 Dec 2018, 08:47

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