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Problem Solving (PS)

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View first unread post EMPOWERgmat PS Forum Expert - Ask Me Anything about PS and Math  

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EMPOWERgmatRichC

5

1694

29 Dec 2018, 19:19

View the latest post Tashin Azad

View first unread post Veritas Prep PS Forum Expert - Karishma - Ask Me Anything about Math  

Go to page: 1, 2, 3, 4, 5 Tags: Source: Veritas Prep

VeritasKarishma

89

2928

21 Feb 2019, 06:38

View the latest post pankajpatwari

Announcements

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View first unread post 100 Hardest and easiest questions for PS as of January 2019  

Tags: Difficulty: 700-Level

Bunuel

8

86345

07 Mar 2018, 22:18

View the latest post Gladiator59

1680
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View first unread post Attachment(s) GMAT PS Question Directory by Topic & Difficulty  

Tags: Difficulty: 600-700 Level,  Difficulty: 700-Level,  Difficulty: Sub-600 Level,  Mixture Problems,  Work/Rate Problems,  Source: GMAT Club Tests,  Source: GMAT Prep,  Source: Official Guide

bb

0

657153

22 Feb 2012, 10:27

View the latest post bb

Topics

40
View first unread post Project PS Butler - Get 2 PS Questions Everyday  

Tags: Difficulty: 600-700 Level,  Difficulty: 700-Level,  Difficulty: Sub-600 Level,  Word Problems,  Source: OG 1988,  Source: Other - Please specify

HKD1710

8

4968

03 Feb 2019, 02:52

View the latest post Gmatprep550

1
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View first unread post Terrence has 2/3 as many cards as Phillip. If Terrence were to win one  

Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals,  Word Problems,  Source: Other - Please specify

Bunuel

3

70

22 Feb 2019, 00:10

View the latest post Archit3110

1
View first unread post In a college chemistry class, fourteen students are from California. T  

Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals,  Source: Other - Please specify

UB001

2

48

21 Feb 2019, 23:48

View the latest post pushpitkc

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View first unread post The curve shown above is defined by the ordered-pairs (x,y) such that  

Tags: Difficulty: 700-Level,  Coordinate Geometry,  Functions and Custom Characters,  Graphs and Illustrations,  Source: Other - Please specify

fskilnik

2

60

21 Feb 2019, 23:34

View the latest post PriyankGaur

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View first unread post If 1/x-1/y=1/z, what is the value of y, in terms of x and z?  

Tags: Difficulty: 600-700 Level,  Algebra,  Source: Math Revolution

MathRevolution

0

16

21 Feb 2019, 23:18

View the latest post MathRevolution

1
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View first unread post What is the largest digit n for which the number 123,45n is divisible  

Tags: Difficulty: 600-700 Level,  Number Properties,  Source: Math Revolution

MathRevolution

5

112

21 Feb 2019, 23:17

View the latest post MathRevolution

1
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View first unread post Brenda will test-drive a vintage motor car on a circular track with ra  

Tags: Difficulty: 600-700 Level,  Distance/Rate Problems,  Geometry,  Word Problems,  Source: Other - Please specify

fskilnik

1

64

21 Feb 2019, 22:39

View the latest post Afc0892

2
ER
View first unread post In how many ways can 10 identical tyres be distributed by the supplier  

Tags: Difficulty: 700-Level,  Probability,  Source: Other - Please specify

fitzpratik

3

160

21 Feb 2019, 22:37

View the latest post Debashis Roy

41
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View first unread post If M is the least common multiple of 90,196, and 300, which  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Number Properties,  Source: GMAT Prep QP1

TOUGH GUY

18

16796

21 Feb 2019, 21:44

View the latest post bumpbot

63
ER
View first unread post Attachment(s) One night a certain hotel rented 3/4 of its rooms. including  

Tags: Difficulty: 700-Level,  Overlapping Sets,  Percents and Interest Problems,  Word Problems,  Source: GMAT Paper Tests,  Source: OG 10,  Source: Official Guide

vanidhar

18

14206

21 Feb 2019, 21:12

View the latest post bumpbot

ER
View first unread post If x + 2y = 2 and (x + y)^2 = 9, which of the following is a possible  

Tags: Difficulty: 600-700 Level,  Algebra,  Source: Other - Please specify

Bunuel

4

188

21 Feb 2019, 21:09

View the latest post narendran1990

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View first unread post The average of four consecutive odd numbers is 24. Find the largest nu  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

5

112

21 Feb 2019, 20:55

View the latest post gracie

13
ER
View first unread post Jason flips a coin three times. What is the probability that the coin  

Tags: Difficulty: 600-700 Level,  Probability,  Source: Economist GMAT Tutor

reto

5

6453

21 Feb 2019, 17:35

View the latest post dabaobao

3
ER
View first unread post If 20/5 = 1/2^m + 1/2^n what is nm ?  

Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Source: GMAT Prep

Pdirienzo

8

330

21 Feb 2019, 17:19

View the latest post ScottTargetTestPrep

1
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View first unread post If −5 ≤ a ≤ 12 and −10 ≤ b ≤ 25, which of the following represents all  

Tags: Difficulty: 600-700 Level,  Inequalities,  Source: Other - Please specify

Bunuel

3

110

21 Feb 2019, 17:09

View the latest post ScottTargetTestPrep

2
ER
View first unread post The volume of a cube with edge 3 is how many times the volume of a cub  

Tags: Difficulty: Sub-600 Level,  Geometry,  Source: Princeton Review

AkshdeepS

3

552

21 Feb 2019, 17:08

View the latest post ScottTargetTestPrep

9
ER
View first unread post If X = 0.(81), where the brackets around the 2-digit sequence 81 indic  

Tags: Difficulty: 600-700 Level,  Number Properties,  Source: Other - Please specify

Bunuel

6

578

21 Feb 2019, 17:06

View the latest post ScottTargetTestPrep

2
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View first unread post If m > 0 > n and m is odd, then all of the following could be odd and  

Tags: Difficulty: 600-700 Level,  Number Properties,  Source: Other - Please specify

Bunuel

4

152

21 Feb 2019, 17:04

View the latest post ScottTargetTestPrep

4
ER
View first unread post Which of the following must be an integer if x is a positive integer  

Tags: Difficulty: 600-700 Level,  Algebra,  Number Properties,  Source: Kaplan

Bunuel

8

761

21 Feb 2019, 17:01

View the latest post ScottTargetTestPrep

4
ER
View first unread post Line k passes through the points (6,2) and P and has a slope of − 3/5  

Tags: Difficulty: 600-700 Level,  Coordinate Geometry,  Source: Princeton Review

AbdurRakib

2

1035

21 Feb 2019, 17:00

View the latest post ScottTargetTestPrep

15
ER
View first unread post 0.35 represents what percent of 0.007?  

Tags: Difficulty: Sub-600 Level,  Arithmetic,  Percents and Interest Problems,  Source: Official Guide,  Source: Other - Please specify

Bunuel

8

5407

21 Feb 2019, 16:38

View the latest post smilenik25

2
ER
View first unread post In the figure shown, AB = AC = 12. Which of the following is closest t  

Tags: Difficulty: 600-700 Level,  Geometry,  Source: Other - Please specify

fskilnik

1

61

21 Feb 2019, 16:31

View the latest post GMATGuruNY

16
View first unread post Attachment(s) A railroad worker finds himself trapped inside a tunnel at a point  

Tags: Difficulty: 700-Level,  Algebra,  Distance/Rate Problems,  Word Problems,  Source: Other - Please specify

jake092

3

1181

21 Feb 2019, 16:29

View the latest post sahibr

4
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View first unread post Attachment(s) If ab > 0, which of the following must be negative?  

Tags: Difficulty: Sub-600 Level,  Inequalities,  Number Properties,  Source: Manhattan GMAT

Bunuel

11

3096

21 Feb 2019, 15:06

View the latest post selim

1
ER
View first unread post The sum of two integers is 27. The larger integer is 25% greater than  

Tags: Difficulty: Sub-600 Level,  Percents and Interest Problems,  Source: Princeton Review

Bunuel

5

499

21 Feb 2019, 15:05

View the latest post GMATPrepNow

1
ER
View first unread post If (x^2 + 6x + 9) + 6(x+3) + 9 = 0, then x=  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: GMAT Paper Tests

pushpitkc

3

225

21 Feb 2019, 14:39

View the latest post selim

ER
View first unread post $3000 is distributed among A, B and C such that A gets 2 3 rd of w  

Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals,  Source: Other - Please specify

cfc198

2

55

21 Feb 2019, 13:37

View the latest post IanStewart

13
ER
View first unread post Attachment(s) Square PQRS is inscribed in the square ABCD whose  

Tags: Difficulty: 700-Level,  Geometry

PareshGmat

13

25507

21 Feb 2019, 13:24

View the latest post bumpbot

ER
View first unread post (n+k)^2 - 2nk =  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: GMAT Paper Tests

pushpitkc

2

171

21 Feb 2019, 12:44

View the latest post GMATPrepNow

ER
View first unread post On a map, 1 centimeter represents 35 kilometers. Two cities 245 kilome  

Tags: Difficulty: Sub-600 Level,  Arithmetic,  Source: Other - Please specify

Bunuel

2

1994

21 Feb 2019, 12:28

View the latest post GMATPrepNow

ER
View first unread post The graphs of the functions f and g are represented in In the figure g  

Tags: Difficulty: 700-Level,  Coordinate Geometry,  Graphs and Illustrations,  Source: Other - Please specify

fskilnik

0

41

21 Feb 2019, 11:40

View the latest post fskilnik

79
ER
View first unread post The positive integer n is divisible by 25. If n^1/2 is  

Go to page: 1, 2 Tags: Difficulty: Sub-600 Level,  Divisibility/Multiples/Factors,  Must or Could be True Questions,  Number Properties,  Source: OG 10,  Source: OG 11,  Source: OG 12,  Source: OG 2015,  Source: Official Guide

Walkabout

22

19071

21 Feb 2019, 11:10

View the latest post Probus

244
ER
View first unread post What is the sum of all 3 digit positive integers that can be formed us  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Arithmetic,  Combinations

asimov

32

22953

21 Feb 2019, 11:00

View the latest post bumpbot

6
ER
View first unread post Attachment(s) In the multiplication problem above, F, G, and H represent unique odd  

Tags: Difficulty: 600-700 Level,  Number Properties,  Source: Princeton Review

SajjadAhmad

6

930

21 Feb 2019, 10:25

View the latest post SajjadAhmad

1
ER
View first unread post The average weight of 36 students in a class is 62 kgs. If the weight  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

2

87

21 Feb 2019, 09:49

View the latest post Archit3110

1
ER
View first unread post The average weight of 3 men A, B and C is 84 kg. Another man D joins t  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

2

66

21 Feb 2019, 09:48

View the latest post Archit3110

ER
View first unread post The average weight of a class of 40 students is 40 kg. If the weight o  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

2

59

21 Feb 2019, 09:39

View the latest post Archit3110

1
ER
View first unread post There are two sections A and B of a class, consisting of 36 and 44 stu  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

2

55

21 Feb 2019, 09:35

View the latest post Archit3110

1
ER
View first unread post The average weight of 8 men is increased by 2 kg when one of the men,  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

3

63

21 Feb 2019, 09:32

View the latest post Archit3110

ER
View first unread post The average of weight of three men A,B and C is 84 kg. Another man D j  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

2

51

21 Feb 2019, 09:28

View the latest post Archit3110

ER
View first unread post A man whose bowling average is 12.4 takes 5 wickets for 26 runs and th  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

2

43

21 Feb 2019, 09:22

View the latest post Archit3110

ER
View first unread post The average salary per month of 30 employees in a company is Rs 4000.  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

2

56

21 Feb 2019, 09:17

View the latest post Archit3110

ER
View first unread post A student finds the average of 10 positive integers. Each integer cont  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

1

36

21 Feb 2019, 09:11

View the latest post Archit3110

13
ER
View first unread post The output of a factory was increased by 10% to keep up with  

Tags: Difficulty: 700-Level,  Percents and Interest Problems,  Source: Princeton Review

carcass

12

11804

21 Feb 2019, 09:03

View the latest post Talha95

ER
View first unread post The average weight of 8 persons is increased by 2.5 kg, when one of th  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

1

41

21 Feb 2019, 08:59

View the latest post Archit3110

ER
View first unread post The average of 6 observations is 12. A new seventh observation is incl  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

2

41

21 Feb 2019, 08:55

View the latest post Archit3110

ER
View first unread post Sam receives the following scores on his English tests: 63, 84, 96.  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

3

81

21 Feb 2019, 08:54

View the latest post Archit3110

ER
View first unread post The Average age of a class of 22 students in 21 years. The average inc  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

1

40

21 Feb 2019, 08:52

View the latest post Archit3110

ER
View first unread post The average salary of all the workers in a workshop is Rs.8000. The av  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

2

53

21 Feb 2019, 08:50

View the latest post Archit3110

ER
View first unread post The average of 5 quantities is 6. The average of 3 of them is 8. What  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

2

47

21 Feb 2019, 08:45

View the latest post Archit3110

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