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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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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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02 Dec 2019, 21:57

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518
ER
 100 Hardest and easiest questions for PS as of November 2019
Bunuel

12

103956

29 Jul 2019, 07:22

1931
ER
 GMAT PS Question Directory by Topic & Difficulty
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0

753152

22 Feb 2012, 11:27

## GMAT Club Member Recommended Prep Products:

Topics

4
ER
 How many pairs (m,n) of integers satisfy the equation m+n=mn?
Rubina11

2

415

17 May 2019, 10:12

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

1

245

16 Jan 2019, 22:22

4
 IF P = 9^{1/2} - 9^{1/3} - 9^{1/4}, then P is:
MahmoudFawzy

10

711

27 Jun 2019, 12:58

4
ER
 Brian writes down four integers w > x > y > z whose sum is 44. The pai
Bunuel

2

255

21 Apr 2019, 05:48

4
ER
 The value of (1.3333)(0.6666)(1.125)/(0.75)(0.8)(0.8333) is closest to
Bunuel

2

1154

27 Oct 2018, 11:01

4
 Mike visits his childhood friend Alan at a regular interval of 4 month
axezcole

2

262

08 May 2019, 12:12

4
ER
 At time t = 0, a projectile was fired upward from an initial height of
Bunuel

1

286

17 Apr 2019, 01:57

4
 A loan of \$10,000 has an annual interest rate of 8%, compounded...
CAMANISHPARMAR

1

449

11 Nov 2018, 09:58

4
ER
 If (5(pq)^3 + 35(pq)^2 - 40pq)/((p - 1)(p + 4)) = 0 and p, q are both
Bunuel

2

173

12 Nov 2019, 04:59

4
ER
 If a temperature can be converted from the M scale to the P scale by m

2

176

21 Sep 2019, 05:25

4
ER
 Claudia has 12 coins, each of which is a 5-cent coin or a 10-cent coin
Bunuel

1

238

26 Apr 2019, 22:17

4
ER
 Suppose x is an integer such that [m](x^2 - x - 1)^ {(x+2)} =1[/m]
GMATinsight

5

1247

12 Nov 2019, 20:49

4
ER
 If 4s - 3t = 10 where s and t are integers, which of the following can
Bunuel

1

279

25 Jun 2019, 02:13

4
ER
 If n >2 and (2/n) is substituted for all instances of n in t
Bunuel

8

3874

18 Oct 2018, 09:40

4
 There are two alloys, A and B, of copper and zinc. The ratio (by
CaptainLevi

3

300

28 Nov 2019, 01:36

4
 If a^1/2 > b > c^2, which of the following could be true?

1

510

19 Oct 2018, 13:10

4
ER
 Which of the following is equal to
MathRevolution

4

815

18 Jan 2018, 08:44

4
 In each of the first five years of a bachelor degree program of four y
pushpitkc

2

931

04 Sep 2017, 01:15

4
 A tire on a car rotates at 500 RPM (revolutions per minute) when the c

1

342

27 Jul 2019, 05:45

4
ER
 Which of the following are roots of an equation 10x^{-2}+x^{-1}-21=0
MathRevolution

3

432

11 Nov 2018, 23:06

4
ER
 A certain series of numbers has 15 terms in total. The first term of
EgmatQuantExpert

2

500

20 May 2019, 04:03

4
ER
 How many ordered pairs of positive integers (M,N) satisfy the equation
Bunuel

3

548

26 Apr 2019, 15:33

4
ER
 If a and b are constants such that are constants such that ax/(x^2 - 1
fskilnik

4

402

22 Feb 2019, 21:39

4
ER
 Which of the following procedures is always equivalent to adding 5
Bunuel

3

1521

17 Apr 2019, 09:01

4
ER
 If a,b and c are in arithmetic progression, then (a+b)

7

790

25 Dec 2018, 08:47

4
ER
 If x - 7 = √x + √7 , x = ?
MathRevolution

6

1113

29 Aug 2017, 23:37

4
ER
 If the sum of the reciprocals of the roots of the equation ax^2+bx+c=0
CaptainLevi

1

173

28 Nov 2019, 05:56

4
ER
 What is the simplified expression for 1/(√1+√2) + 1/(√2+√3) + 1/(√3+√4
MathRevolution

3

292

07 Apr 2019, 18:43

4
ER
 If f(x) = (x - 1)^2 + 3, which of the following is true for all x?
Bunuel

4

963

20 Oct 2018, 20:49

4
 a and b are roots of the equation x2 - px + 12 = 0. If the difference
DisciplinedPrep

2

216

30 Nov 2019, 07:40

4
ER
 A company has 540 employees, 40% of whom are employed part time. If it
Atrain13gm

10

5795

21 Dec 2018, 16:12

4
ER
 A survey asked 1,150 people to choose their favorite laundry detergent
Bunuel

3

565

28 May 2019, 06:52

4
ER
 The value of (1/x)-(4/√x)+4 is least when x =
mangamma

2

340

24 Sep 2019, 00:50

3
ER
 If x^a*y^b*z^c equals the product of 154 and 56, z > y > x, and a > b
Bunuel

3

657

02 Jul 2018, 05:39

3
 Consider integers p, q, r such that |p| < |q| < |r| < 40 and p + q + r
DisciplinedPrep

2

178

18 Nov 2019, 23:10

3
ER
 For any 3 given numbers, which of the following is always equivalent
Bunuel

6

2169

27 Oct 2018, 13:41

3
ER
 If the city centers of New York and London are 3,471 miles apart, whic
Bunuel

5

1450

28 Jun 2019, 23:02

3
ER
 What is the solution (x, y) of the following system of equations?
MathRevolution

6

267

03 Dec 2019, 04:31

3
ER
 Let a, b, and c be positive integers with a> b > c such that a^2 - b^2
Bunuel

2

230

18 Apr 2019, 04:24

3
ER
 Maurice entered a number into his calculator and erroneously divided
Bunuel

2

280

31 May 2019, 07:37

3
ER
 What is the sum of the reciprocals of the roots of the equation
Bunuel

3

440

20 Mar 2019, 20:34

3
ER
 If g(x) = 3x + sqrt x
jwam2

7

1878

18 Aug 2017, 04:19

3
ER
 If x^(1-x)=4, what is the value of
fskilnik

2

398

14 Feb 2019, 06:08

3
ER
 If points p and q are distinct points equidistant from zero on a numbe
aragonn

8

750

09 Dec 2018, 04:30

3
ER
 1.001 + 0.999996/1.002 =
Bunuel

2

223

22 Aug 2019, 01:32

3
ER
 Let a, b, and c be real numbers such that a - 7b + 8c = 4 and 8a + 4b
Bunuel

1

325

19 Mar 2019, 01:39

3
ER
 Which of the following are pairs of numbers that are reciprocals?
CAMANISHPARMAR

2

471

05 Dec 2018, 19:13

3
ER
 Which of the following equations is true for all positive values of x
Princ

4

1086

26 May 2018, 08:44

3
ER
 If the fraction 98/(23*89) is written in the form a + b/23 + c/89, wil
Bunuel

1

113

05 Dec 2019, 06:06

3
ER
 The following pair of equations have a unique solution for x, which is
CaptainLevi

1

136

25 Nov 2019, 19:45

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