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# Problem Solving (PS)

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274
ER
 150 Hardest and easiest questions for PS
Bunuel

8

50066

11 Sep 2017, 05:31

1232
ER
 GMAT PS Question Directory by Topic & Difficulty
bb

0

460651

22 Feb 2012, 11:27

Topics

8
ER
 It takes John exactly 30 minutes to rake a lawn and it takes his son
Bunuel

9

2214

09 Aug 2017, 12:48

10
ER
 Five friends visited a used book store and each friend purchased one
Bunuel

10

492

09 Aug 2017, 12:48

44
ER
 At a speed of 50 miles per hour, a certain car uses 1 gallon
TomB

20

23944

09 Aug 2017, 12:49

4
ER
 A car averages 55 mph for the first 4 hours of a trip and averages 70
Bunuel

9

2909

09 Aug 2017, 12:50

3
ER
 In a sequence of 40 numbers, each term, except for the first one, is 7
Bunuel

6

383

09 Aug 2017, 12:51

39
ER
 If n is a positive integer, what is the remainder when   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Remainders,  Source: 800 Score
azule45

23

7538

09 Aug 2017, 12:51

15
ER
 If a and b are two odd positive integers
balamoon

9

2564

09 Aug 2017, 12:52

6
ER
 What is the sum of all digits of 2^13*5^7?
MathRevolution

4

333

09 Aug 2017, 12:53

ER
 Set B consists of five different positive integers. If the sum of all
Bunuel

4

377

09 Aug 2017, 12:54

31
 The LCM and HCF of two numbers are 2376 and 22 respectively. Find the
cleetus

15

4634

09 Aug 2017, 13:00

4
 In the following diagram DE is parallel to AC. If AC = 10 and DE = 5 a
GTExl

6

460

09 Aug 2017, 13:15

3
ER
 In a particular gumball machine, there are 4 identical blue gumballs,
Bunuel

2

656

09 Aug 2017, 13:24

30
ER
 If xy = 1, what is the value of 2^(x + y)^2/2^(x-y)^2?   Go to page: 1, 2 Tags: Difficulty: Sub-600 Level,  Algebra,  Exponents/Powers,  Source: GMAT Prep
tonebeeze

26

9425

09 Aug 2017, 13:27

5
ER
 If the amount of federal estate tax due on an estate valued at \$ 1.35
carcass

2

452

09 Aug 2017, 13:31

17
ER
 The number can be expressed as (63 - 36*3^(1/2))^(1/2) can be expresse
carcass

4

726

09 Aug 2017, 13:34

1
ER
 In the last week, Todd has lost 12 pounds and now weighs exactly three
Bunuel

3

264

09 Aug 2017, 13:35

21
ER
 The closing price of Stock X changed on each trading day last month. T
carcass

5

894

09 Aug 2017, 13:36

4
ER
 Diane find 2 and a half cans of paint are just enough to
antoxavier

9

3228

09 Aug 2017, 14:27

14
ER
 If a, b, and c are nonzero numbers and a + b = c, which of t
Bunuel

11

6106

09 Aug 2017, 14:36

6
ER
 A committee of 6 is chosen from 8 men and 5 women so as to contain at
reto

4

1294

09 Aug 2017, 15:17

1
ER
 The bases of a certain prism are equilateral triangles, and the sides
Bunuel

4

585

09 Aug 2017, 15:25

ER
 The triangle in the figure above has two sides extended as shown. What
Bunuel

3

222

09 Aug 2017, 15:30

7
ER
 Firm A's revenues are described by the equation Ra = 17.12x
bhandariavi

7

2768

09 Aug 2017, 15:54

33
ER
 If the population of city A is increased by A% in year 2006
LM

4

4381

09 Aug 2017, 15:59

ER
 If Town A is 300 kilometers due east of Town B, and Town C is 400
Bunuel

3

203

09 Aug 2017, 16:23

170
ER
 In order to complete a reading assignment on time, Terry   Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Work/Rate Problems,  Source: Official Guide
nelz007

21

20657

09 Aug 2017, 19:06

7
ER
 Working simultaneously at their respective constant rates, machine A a
snorkeler

4

1012

09 Aug 2017, 19:23

16
ER
 Fifteen dots are evenly spaced on the circumference of a circle. How
Bunuel

6

3575

09 Aug 2017, 19:56

 Two trains continuously travel between Washington DC and Baltimore
MissionGmat740

3

239

09 Aug 2017, 20:41

1
ER
 In the figure above m is parallel to n, and p is parallel to q. Which
Bunuel

3

441

09 Aug 2017, 20:49

3
ER
 One side of a triangle has length 6 and a second side has length 7.
Bunuel

4

298

09 Aug 2017, 21:04

18
ER
 How many positive integers less than 500 can be formed using
qweert

18

10540

09 Aug 2017, 22:22

45
ER
 A rectangular wall is covered entirely with two kinds of dec
Bunuel

15

9907

10 Aug 2017, 01:25

68
ER
 How many integers between 324,700 and 458,600 have tens

19

7042

10 Aug 2017, 05:04

7
ER
 In a class election, 25 students each cast one vote for one of four ca
Bunuel

11

446

10 Aug 2017, 06:52

7
ER
 An airport conveyor belt is 120 meters long, and moves at a constant
Bunuel

5

434

10 Aug 2017, 10:11

50
ER
 Of the science books in a certain supply room, 50 are on
boomtangboy

10

8999

10 Aug 2017, 10:27

53
ER
 Barry walks from one end to the other of a 30-meter long
nitzz

14

9477

10 Aug 2017, 10:29

8
ER
 Two assembly line inspectors, Lauren and Steven, inspect widgets as
Bunuel

6

636

10 Aug 2017, 10:30

4
ER
 There are 5 apples in a bag. 4 apples are good but 1 apple is rotten.
MathRevolution

5

446

10 Aug 2017, 10:30

13
ER
 A number when divided by 105 leaves 99 as remainder
Gmatkarma101

12

3736

10 Aug 2017, 10:31

4
ER
 If f(a)=a^2, what is the value of (f(a+b)−f(a))/b ?
zxcvbnmas

5

3499

10 Aug 2017, 10:32

7
ER
 Maxwell leaves his home and walks toward Brad's house. One hour later,
Bunuel

11

1677

10 Aug 2017, 10:33

25
ER
 What are the last two digits of (301*402*503*604*646*547*448*349)^2
Bunuel

9

1717

10 Aug 2017, 10:33

23
ER
 A certain company that sells only cars and trucks reported
jpr200012

15

5135

10 Aug 2017, 10:37

2
ER
 If a newlywed couple invested \$20,000 at 8% annual interest, what was
Bunuel

3

363

10 Aug 2017, 10:40

12
ER
 A certain college party is attended by both male and female students.
Bunuel

9

2428

10 Aug 2017, 10:42

4
ER
 An investor receives a total combined return of 7% on his two differen
Bunuel

8

1329

10 Aug 2017, 10:42

13
ER
 Set X of has an average of 61. If the largest element is 7 greater tha
hazelnut

6

790

10 Aug 2017, 10:44

11
ER
 Which of the following is NOT a prime factor of (5^6−2^6)?
HarveyS

6

4351

10 Aug 2017, 10:45

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