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

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EMPOWERgmatRichC

26

4759

26 Oct 2019, 19:33

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

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VeritasKarishma

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9064

02 Dec 2019, 21:57

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

Tags: Difficulty: 700-Level

Bunuel

12

104023

29 Jul 2019, 07:22

View the latest post Shrinidhi

1932
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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,  Combinations,  Mixture Problems,  Work/Rate Problems,  Source: GMAT Club Tests,  Source: GMAT Prep,  Source: Official Guide

bb

0

753584

22 Feb 2012, 11:27

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View first unread post If P(x) be a polynomial satisfying the identity $P(x^{2}) +2x^{2} +10x  

Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Source: Other - Please specify

4d

2

645

26 Feb 2019, 04:17

View the latest post anjali1117

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View first unread post Express the value 0.4232323….. as a quotient of two numbers  

Tags: Difficulty: 700-Level,  Arithmetic,  Sequences,  Source: Other - Please specify

4d

2

610

12 Feb 2019, 21:36

View the latest post NinetyFour

5
View first unread post Let a1, a2, ... , a52 be positive integers such that a1 < a2 < ...  

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

AbdulMalikVT

2

232

23 Aug 2019, 23:10

View the latest post Kinshook

11
View first unread post If the roots of the equation (x + 1) (x + 9) + 8 = 0  

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AbdulMalikVT

5

326

23 Aug 2019, 21:22

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14
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View first unread post If x and y are distinct prime numbers, which of the following could be  

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

AbdurRakib

5

2341

07 Apr 2019, 11:53

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16
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View first unread post A farmer ordered x tons of feed for his cattle. The feed supply compan  

Tags: Difficulty: 700-Level,  Algebra,  Source: Kaplan Advanced

AbdurRakib

2

1375

26 Dec 2018, 18:35

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33
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View first unread post What is the value of ((a + b^(1/2))(1/2) + (a - b^(1/2))(1/2))^2, when  

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

AbdurRakib

11

6818

24 Apr 2019, 00:23

View the latest post YB101

66
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View first unread post Attachment(s) The graph shows the number of computers assembled during each of 6 con  

Tags: Difficulty: 700-Level,  Arithmetic,  Percents and Interest Problems,  Word Problems,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

AbdurRakib

10

11441

29 Jun 2019, 21:45

View the latest post ChiraKaimook

59
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View first unread post Attachment(s) The table shows the amount budgeted and the amount spent for each of  

Tags: Difficulty: 700-Level,  Arithmetic,  Percents and Interest Problems,  Word Problems,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

AbdurRakib

10

10674

23 Sep 2019, 19:07

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455
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View first unread post Which of the following fractions is closest to 1/2?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

AbdurRakib

27

39560

28 Nov 2019, 11:14

View the latest post agar123

52
View first unread post For how many different pairs of positive integers (a, b) can  

Tags: Difficulty: 700-Level,  Arithmetic,  Source: Manhattan GMAT

AccipiterQ

6

5706

28 Mar 2019, 10:50

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44
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View first unread post If ¡n! = (n!)^2, then ¡17! - ¡16! =  

Tags: Difficulty: 700-Level,  Algebra,  Source: Manhattan GMAT

AccipiterQ

9

14452

07 Dec 2019, 00:09

View the latest post hanutsingh

4
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View first unread post If a,b and c are in arithmetic progression, then (a+b)  

Tags: Difficulty: 700-Level,  Arithmetic

AdityaHongunti

7

790

25 Dec 2018, 08:47

View the latest post Bunuel

9
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View first unread post There are two examinations rooms A and B. If 10 students are sent from  

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

AkshdeepS

9

620

15 Apr 2019, 16:42

View the latest post edlc313

19
View first unread post Two solutions are made by adding Chemical Z to water. Solution A is 40  

Tags: Difficulty: 700-Level,  Algebra,  Word Problems,  Source: Princeton Review

AkshdeepS

9

1359

27 Aug 2019, 10:03

View the latest post AkshdeepS

19
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View first unread post A 1 meter tree limb was divided and labeled by fifths and sixths. The  

Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Source: Princeton Review

AkshdeepS

2

515

15 Nov 2018, 03:01

View the latest post Archit3110

18
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View first unread post Attachment(s) The customs department has 3.2% of its inspected items opened...  

Tags: Difficulty: 700-Level,  Arithmetic,  Percents and Interest Problems,  Source: Other - Please specify

Alessiod

6

1459

05 Sep 2019, 22:15

View the latest post kdgupta

49
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View first unread post What is the sum of all possible solutions to |x - 3|^2 + |x - 3| = 20  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Source: Other - Please specify

Alex75PAris

7

2625

09 Feb 2019, 00:50

View the latest post Bunuel

45
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View first unread post If a, b are integers, and (a-b)^2 + 8b^2=108, what is the number of th  

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

Amby02

6

3222

05 Jun 2019, 05:26

View the latest post RJ7X0DefiningMyX

2
View first unread post Is x and y are positive integers, what is the value of x?  

Tags: Difficulty: 700-Level,  Algebra,  Source: Manhattan GMAT

Anasayaydah

1

188

01 Nov 2019, 22:54

View the latest post Anasayaydah

16
View first unread post The sum of a certain number and its reciprocal is equal to 2.9  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Source: Other - Please specify

AnisMURR

9

2452

06 Feb 2019, 12:13

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54
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View first unread post Attachment(s) If p^2 – 13p + 40 = q, and p is a positive integer between 1  

Tags: Difficulty: 700-Level,  Algebra,  Probability,  Source: Manhattan GMAT

AnkitK

13

6744

09 Sep 2019, 03:46

View the latest post GMATGuruNY

9
View first unread post Point P lies on the equation y= x^2 - 1 and Point Q lies on the equati  

Tags: Difficulty: 700-Level,  Algebra,  Coordinate Geometry,  Graphs and Illustrations,  Source: Princeton Review

Arun1994

4

974

07 Jan 2019, 09:11

View the latest post ManjariMishra

9
ER
View first unread post If ab = 20 –a^2*b^2, where both a and b are negative, then a^2 =  

Tags: Difficulty: 700-Level,  Algebra,  Source: Kaplan

Arvind42

5

874

26 Aug 2019, 10:13

View the latest post Kinshook

142
ER
View first unread post An escalator moves downward from street level to a subway platform at  

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

Asad

11

3928

29 Jul 2019, 10:58

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5
ER
View first unread post In a joint family there are 3 couples. The ages (all in years) of the  

Tags: Difficulty: 700-Level,  Algebra

Ashishmathew01081987

3

1628

01 Jan 2017, 14:10

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11
ER
View first unread post An engineer designed a ball so that when it was dropped, it  

Tags: Difficulty: 700-Level,  Arithmetic

Asifpirlo

4

4276

12 Sep 2018, 06:58

View the latest post Abhishek009

30
View first unread post Attachment(s) The incomplete table above shows a distribution of scores fo  

Tags: Difficulty: 700-Level,  Arithmetic,  Statistics and Sets Problems

Asifpirlo

13

2617

30 Dec 2018, 10:00

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25
View first unread post Attachment(s) If Δ and ∅ represent single digits in the correctly worked c  

Tags: Difficulty: 700-Level,  Arithmetic,  Functions and Custom Characters

Asifpirlo

10

4818

16 Aug 2019, 06:39

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4
ER
View first unread post A company has 540 employees, 40% of whom are employed part time. If it  

Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Source: Kaplan

Atrain13gm

10

5799

21 Dec 2018, 16:12

View the latest post sashiim20

369
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View first unread post Attachment(s) If x, y, and k are positive numbers such that x/(x + y)*10 + y/(x + y)  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Must or Could be True Questions,  Source: GMAT Prep,  Source: OG 12

BANON

34

33141

16 Nov 2019, 00:24

View the latest post dcummins

49
ER
View first unread post If a = 28/31, b=29/30 and c=31/33. Which of the following is true?  

Tags: Difficulty: 700-Level,  Arithmetic

BabySmurf

16

5192

08 Sep 2019, 04:14

View the latest post Kinshook

56
ER
View first unread post Attachment(s) A camera lens filter kit containing 5 filters sells for $57  

Tags: Difficulty: 700-Level,  Arithmetic,  Percents and Interest Problems,  Source: GMAT Prep

BabySmurf

14

7331

14 Sep 2019, 05:31

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8
ER
View first unread post Which of the following integers represents a sum of 3  

Tags: Difficulty: 700-Level,  Arithmetic,  Source: GMAT Club Tests

BassanioGratiano

4

2782

14 Dec 2018, 08:57

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51
ER
View first unread post The sum of the first k positive integers is equal to k(k+1)/2. What is  

Tags: Difficulty: 700-Level,  Algebra,  Source: GMAT Paper Tests

Baten80

13

11847

16 Aug 2019, 04:45

View the latest post Kinshook

379
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View first unread post If x and y are positive numbers such that x + y = 1, which of the  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Inequalities,  Number Properties,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

BrainLab

30

28098

18 Nov 2019, 14:26

View the latest post jabhatta@umail.iu.edu

2
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View first unread post If x, y, and z are positive real numbers such that x(y + z) = 152, y(z  

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

Bunuel

3

137

05 Dec 2019, 05:50

View the latest post exc4libur

3
ER
View first unread post The Earth travels around the Sun at an approximate speed of 20 miles p  

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

Bunuel

9

5134

07 Mar 2019, 20:52

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2
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View first unread post a, b, c, and d are all positive integers. If ab/(c + d) = 3.7 which of  

Tags: Difficulty: 700-Level,  Algebra,  Divisibility/Multiples/Factors,  Must or Could be True Questions,  Source: Other - Please specify

Bunuel

1

467

28 May 2019, 01:35

View the latest post LeoN88

16
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View first unread post If x and y are integers such that (x+1)^2 is less than or equal to 36  

Tags: Difficulty: 700-Level,  Algebra,  Min/Max Problems,  Source: Veritas Prep

Bunuel

8

4875

16 Apr 2018, 15:17

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View first unread post Which of the following are greater than 1?  

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

Bunuel

1

264

03 Jun 2019, 00:56

View the latest post sakshamchhabra

35
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View first unread post What is the sum of all unique solutions for x^2+6x+9=|x+3| ?  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Source: Veritas Prep

Bunuel

15

4346

13 Jul 2019, 14:56

View the latest post plk

16
ER
View first unread post The "luminous flux," or perceived brightness, of a light source is  

Tags: Difficulty: 700-Level,  Algebra,  Word Problems,  Source: Manhattan GMAT

Bunuel

18

3930

07 Mar 2019, 02:44

View the latest post Archit3110

3
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View first unread post Attachment(s) In the addition shown below A, B, C, and D are distinct digits. How ma  

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

Bunuel

2

297

27 Apr 2019, 03:20

View the latest post Archit3110

23
ER
View first unread post What is the sum of all consecutive multiples of 8 between 400 and 600,  

Tags: Difficulty: 700-Level,  Arithmetic,  Divisibility/Multiples/Factors,  Source: Economist GMAT Tutor

Bunuel

8

3781

25 Sep 2018, 20:51

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7
ER
View first unread post For all numbers a and b, let a#b = (a + b)^2 – 2ab. Which of the follo  

Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Source: Veritas Prep

Bunuel

2

1114

15 Sep 2019, 05:19

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5
ER
View first unread post Max has x dollars. He goes into a candy store and buys y pieces of can  

Tags: Difficulty: 700-Level,  Algebra,  Word Problems,  Source: Princeton Review

Bunuel

5

494

15 May 2019, 13:42

View the latest post elifceylan

24
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View first unread post How many positive values of x exist if n is a positive integer and 10  

Tags: Difficulty: 700-Level,  Algebra,  Source: Magoosh

Bunuel

11

1766

30 Sep 2019, 09:08

View the latest post Kanika3agg

5
ER
View first unread post If the fraction 98/(23*89) is written in the form a + b/23 + c/89, wil  

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Bunuel

1

189

05 Dec 2019, 06:06

View the latest post chetan2u

63
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View first unread post If a three-digit positive integer has its digits reversed, the  

Tags: Difficulty: 700-Level,  Arithmetic,  Number Properties,  Source: GMAT Club Tests

Bunuel

10

3457

18 Nov 2019, 06:07

View the latest post exc4libur

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