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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

4827

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

190

9159

02 Dec 2019, 21:57

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Announcements

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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

104408

29 Jul 2019, 07:22

View the latest post Shrinidhi

1937
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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

755827

22 Feb 2012, 11:27

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Topics

11
View first unread post For how many values of a (x-1)(x^2-a^2)(x^2-a-1) is divisible by...  

Tags: Difficulty: 700-Level,  Algebra,  Divisibility/Multiples/Factors,  Source: Other - Please specify

lucajava

8

483

29 May 2019, 19:48

View the latest post RJ7X0DefiningMyX

22
ER
View first unread post Attachment(s) If x > 0, how many integer values of (x, y) will satisfy the equation  

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

itisSheldon

6

1683

29 May 2019, 07:48

View the latest post bumpbot

11
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View first unread post Each of A, B and C represents a one-digit integer. AB and BA are two-d  

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

MathRevolution

5

393

29 May 2019, 03:18

View the latest post RJ7X0DefiningMyX

6
View first unread post If a and b are integers of opposite signs such that (a + 3)^2 : b^2  

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

nick1816

1

259

28 May 2019, 23:23

View the latest post Dillesh4096

23
ER
View first unread post how many trailing zero's in N = (5^5*10^5*15^5*20^5*25^5*30^5*35^5*40)  

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

yezz

8

2093

28 May 2019, 22:52

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31
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View first unread post In the formula above, a, b, c, and d are positive numbers.  

Tags: Difficulty: 700-Level,  Algebra

carcass

9

2642

28 May 2019, 18:06

View the latest post ScottTargetTestPrep

18
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View first unread post How many unique values of set (a,b) are possible if a and b are intege  

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

chetan2u

4

712

28 May 2019, 09:56

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7
ER
View first unread post If k is the sum of the reciprocals of the consecutive integers from 41  

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

Bunuel

3

404

28 May 2019, 07:04

View the latest post ScottTargetTestPrep

4
ER
View first unread post A survey asked 1,150 people to choose their favorite laundry detergent  

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

Bunuel

3

579

28 May 2019, 06:52

View the latest post ScottTargetTestPrep

2
ER
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

475

28 May 2019, 01:35

View the latest post LeoN88

5
View first unread post A is 30% more efficient than B. How much time will they take to  

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

jackfr2

9

548

27 May 2019, 18:33

View the latest post LeoN88

33
ER
View first unread post What is the tenths digit of the quotient when thirty-five hundredths  

Tags: Difficulty: 700-Level,  Arithmetic,  Source: GMAT Prep,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: Other - Please specify,  Source: Quant Review 2017,  Source: Quant Review 2018,  Source: Quant Review 2019

Bunuel

9

1788

27 May 2019, 05:44

View the latest post dabaobao

29
ER
View first unread post If S and T are non-zero numbers and  

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

SirGMAT

27

5621

27 May 2019, 04:31

View the latest post bumpbot

6
ER
View first unread post If a > 0 and b < 0, which of the following statements are true about  

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

Bunuel

2

280

27 May 2019, 03:51

View the latest post Dillesh4096

8
View first unread post How many ordered triples (a, b, c) of non-zero real numbers have the p  

Tags: Difficulty: 700-Level,  Algebra,  Combinations,  Word Problems,  Source: 800 Score

Rubina11

2

479

26 May 2019, 07:58

View the latest post nick1816

4
View first unread post Attachment(s) A bank transfers sum of money to Mr. Cathrall...  

Tags: Difficulty: 700-Level,  Algebra,  Source: 800 Score

Nikhilaery

5

662

26 May 2019, 05:15

View the latest post mallicks123

14
ER
View first unread post A shopkeeper bought few oranges at 4 per dollar and an equal number of  

Tags: Difficulty: 700-Level,  Algebra,  Word Problems,  Source: Experts' Global,  Source: Other - Please specify

doomedcat

6

937

25 May 2019, 09:27

View the latest post Maxximus

12
ER
View first unread post If p is a non-positive number, then for what value of p does the  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Source: e-GMAT

EgmatQuantExpert

7

768

25 May 2019, 06:18

View the latest post emonmisra

10
ER
View first unread post Question of the Week 44 (For integers p and q, if |p – 9| < 2 and...)  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Source: e-GMAT

EgmatQuantExpert

2

494

23 May 2019, 21:03

View the latest post EgmatQuantExpert

44
ER
View first unread post A game is played with a six sided, regularly numbered fair die. A play  

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

ppb1487

9

3315

23 May 2019, 20:34

View the latest post jawele

1
ER
View first unread post The integer v is greater than 1. If v is the square of an integer, whi  

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

Bunuel

1

277

23 May 2019, 02:15

View the latest post LeoN88

1
ER
View first unread post Each of the following linear equations defines y as a function of x  

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

Raj30

1

488

22 May 2019, 09:27

View the latest post IanStewart

19
View first unread post Which of the following equations has only one integer pair as solution  

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

roastedchips

9

1940

22 May 2019, 07:31

View the latest post bumpbot

2
ER
View first unread post The grass in a field grows in a constant rate. If 240 sheep were to gr  

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

nick1816

1

278

21 May 2019, 19:07

View the latest post chetan2u

10
ER
View first unread post How many integer values of n satisfy the inequality  

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

LordStark

6

717

21 May 2019, 13:37

View the latest post Shubham007

198
ER
View first unread post If 10^50 – 74 is written as an integer in base 10 notation what is the  

Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers,  Source: Official Guide,  Source: Quant Review 2016,  Source: Quant Review 2017,  Source: Quant Review 2018,  Source: Quant Review 2019,  Source: Quant Review 2020

minnu

13

15348

21 May 2019, 12:29

View the latest post energetics

4
View first unread post If 0<X<Y<Z<1, the value of which of the following will decrease when  

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

rohan2345

1

192

21 May 2019, 03:08

View the latest post LeoN88

70
ER
View first unread post If a and b are odd integers, a Δ b represents the product of  

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

daviesj

14

6832

20 May 2019, 23:57

View the latest post bumpbot

9
ER
View first unread post If (n+1)! + (n+2)! = n!*440. What is the sum of the digits of n?  

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

Bunuel

4

527

20 May 2019, 19:21

View the latest post ScottTargetTestPrep

24
ER
View first unread post The toll for crossing a certain bridge is $0.75 each crossin  

Tags: Difficulty: 700-Level,  Algebra,  Min/Max Problems,  Word Problems,  Source: 800 Score

ajit257

8

10533

20 May 2019, 18:36

View the latest post bumpbot

12
ER
View first unread post If product of integers a and b is negative and sum of their squares is  

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

EgmatQuantExpert

15

758

20 May 2019, 10:29

View the latest post EgmatQuantExpert

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

Tags: Difficulty: 700-Level,  Algebra,  Sequences,  Source: e-GMAT

EgmatQuantExpert

2

507

20 May 2019, 04:03

View the latest post EgmatQuantExpert

60
ER
View first unread post For all positive integers n, the sequence An is defined by  

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

daviesj

14

5477

17 May 2019, 15:41

View the latest post SPatel1992

4
ER
View first unread post How many pairs (m,n) of integers satisfy the equation m+n=mn?  

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

Rubina11

2

439

17 May 2019, 10:12

View the latest post Vinit800HBS

12
ER
View first unread post What is the greatest integer less than or equal to (3^100 + 2^100)  

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

Bunuel

5

481

17 May 2019, 08:11

View the latest post puneetb

13
ER
View first unread post For how many integers n between 1 and 50, inclusive, is (n^2 - 1)!/(n!  

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

Bunuel

1

616

15 May 2019, 22:12

View the latest post VeritasKarishma

2
ER
View first unread post In the expression (__)*(__) + (__)*(__) each blank is to be filled in  

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

Bunuel

4

249

15 May 2019, 22:01

View the latest post ChiragSabharwal

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

499

15 May 2019, 13:42

View the latest post elifceylan

24
ER
View first unread post What is the sum of all the real values of x for which |x-4|^2 + |x-4|  

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

GMATinsight

5

1601

15 May 2019, 05:17

View the latest post LeoN88

61
ER
View first unread post Attachment(s) If ||x+3| - 12| < 13, what is the range of x?  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Source: e-GMAT

EgmatQuantExpert

16

2786

14 May 2019, 23:57

View the latest post venkivety

5
ER
View first unread post Amitabh picks a random integer between 1 and 999, doubles it and gives  

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

Manas1212

2

271

14 May 2019, 08:24

View the latest post Alpha14

14
ER
View first unread post if p^4-49p^2+600=0, what is the sum of the two greatest possible value  

Tags: Difficulty: 700-Level,  Algebra,  Arithmetic,  Exponents/Powers,  Roots,  Source: Other - Please specify

rishabhmishra

3

1193

14 May 2019, 00:35

View the latest post bumpbot

19
ER
View first unread post If √x -√y+√z=0, which of the following is true?  

Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Roots,  Source: Math Revolution

MathRevolution

8

2489

14 May 2019, 00:20

View the latest post bumpbot

67
ER
View first unread post If x + y = 2 and x^2 - xy - 10 - 2y^2 = 0, what does x − 2y equal?  

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

vintage83

17

12845

13 May 2019, 18:10

View the latest post attempttoo

29
View first unread post if (10-x)/3 <-2x, which of the following must be true?  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Inequalities,  Source: Princeton Review

chakrads

16

1044

13 May 2019, 12:12

View the latest post HAPPYatHARVARD

9
ER
View first unread post x is replaced by 1 - x everywhere in the expression 1/x - 1/(1 - x)  

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

Bunuel

7

3188

13 May 2019, 11:53

View the latest post bumpbot

6
View first unread post For what value of x between -5 and 1 inclusive, the value of 6x^2-x^4  

Tags: Difficulty: 700-Level,  Algebra,  Min/Max Problems,  Number Properties,  Source: Jamboree

kiran120680

5

470

13 May 2019, 10:33

View the latest post Arro44

1
View first unread post If x=3+3^{1/3}+3^{5/3}, then find the value of x^3-9x^2.  

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

nick1816

1

201

13 May 2019, 09:10

View the latest post GMATWhizard

2
ER
View first unread post What is the product of all roots of the equation √x+1 = x-√x-1?  

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

MathRevolution

2

258

12 May 2019, 18:52

View the latest post MathRevolution

42
ER
View first unread post Which of the following fractions is closet to 1/2?  

Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals,  Source: Veritas Prep

Bunuel

5

2324

12 May 2019, 00:55

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