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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

4740

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  

Go to page: 1 ... 8, 9, 10 Tags: Source: Veritas Prep

VeritasKarishma

190

9046

02 Dec 2019, 21:57

View the latest post VeritasKarishma

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

103972

29 Jul 2019, 07:22

View the latest post Shrinidhi

1931
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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

753214

22 Feb 2012, 11:27

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Topics

16
ER
View first unread post A GMAT aspirant appears for a certain number of tests. His average sco  

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

nick1816

5

486

07 Oct 2019, 07:14

View the latest post exc4libur

9
ER
View first unread post Given f(x) = a|x| − bx^2, where a and b are constants. Then at x = 0,  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Functions and Custom Characters,  Min/Max Problems,  Out of Scope - Too Hard,  Source: Other - Please specify

CaptainLevi

5

343

01 Dec 2019, 03:21

View the latest post gvij2017

26
ER
View first unread post What is the 18th digit to the right of the decimal point  

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

Pansi

5

6639

19 Oct 2018, 13:24

View the latest post rever08

4
ER
View first unread post Attachment(s) Suppose x is an integer such that [m](x^2 - x - 1)^ {(x+2)} =1[/m]  

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

GMATinsight

5

1247

12 Nov 2019, 20:49

View the latest post bumpbot

69
ER
View first unread post If 0 < y < x, then which of the following is  

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

GMATPrepNow

5

2684

23 Aug 2019, 22:54

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16
ER
View first unread post The sides of rectangle A are each multiplied by x to form rectangle B  

Tags: Difficulty: 700-Level,  Algebra,  Geometry,  Source: Veritas Prep

Bunuel

5

1133

12 Aug 2019, 18:14

View the latest post Sayon

1
ER
View first unread post If x>0, what is the sum of the roots of the equation x^sqrt(x)=x^2?  

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

fskilnik

5

411

12 Mar 2019, 04:14

View the latest post fskilnik

5
ER
View first unread post How many positive integers less than 1000 are 6 times the sum of their  

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

Bunuel

5

577

01 Apr 2019, 06:25

View the latest post ScottTargetTestPrep

11
ER
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

387

29 May 2019, 03:18

View the latest post RJ7X0DefiningMyX

13
ER
View first unread post Attachment(s) If a,b,c and d are positive integers and their sum is 63, then find th  

Tags: Difficulty: 700-Level,  Algebra,  Min/Max Problems,  Number Properties,  Source: Other - Please specify

nick1816

5

1249

05 Jul 2019, 03:11

View the latest post Sreeragc

8
ER
View first unread post For a positive integer n, f(n) is defined as 1 + 1/2 + 1/3 + … + 1/n.  

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

MathRevolution

5

414

20 Oct 2019, 10:15

View the latest post vs224

15
ER
View first unread post Raj played three rounds of a game of chance. In each round  

Tags: Difficulty: 700-Level,  Algebra,  Fractions/Ratios/Decimals

siddharthamaridi

6

3311

19 Apr 2017, 17:51

View the latest post chesstitans

7
ER
View first unread post Attachment(s) The chart above shows the distribution of letter grades for three grou  

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

Bunuel

6

3299

20 Dec 2018, 04:12

View the latest post bumpbot

26
ER
View first unread post If 3f(x) + 2f(-x) = 5x − 10, what is the value of f(1)?  

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

Bunuel

6

1643

15 Oct 2018, 07:16

View the latest post bumpbot

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

1673

29 May 2019, 07:48

View the latest post bumpbot

5
ER
View first unread post If N = K/(T + x/y), where T = K/5 and x = 5 – T which of the following  

Tags: Difficulty: 700-Level,  Algebra,  Source: Official Guide

gmatt1476

6

973

16 Nov 2019, 07:09

View the latest post ShankSouljaBoi

32
ER
View first unread post If a, b, and c are different nonnegative digits, which of  

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

monsoon1

6

3896

03 Aug 2019, 14:21

View the latest post bumpbot

21
View first unread post All the page numbers from book are added, beginning at page  

Tags: Difficulty: 700-Level,  Arithmetic

GMATtracted

6

13258

16 Sep 2019, 16:56

View the latest post ankitdimania

20
ER
View first unread post Set X consists of the first 100 positive even integers. Set Y consists  

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

Matruco

6

2128

20 Aug 2018, 11:52

View the latest post JeffTargetTestPrep

15
ER
View first unread post If c is a constant such that the system of equations given abov  

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

fskilnik

6

735

26 Mar 2019, 06:55

View the latest post fskilnik

21
ER
View first unread post If n and k are positive integers and (2^n)!/2^k is an odd integer, wha  

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

hazelnut

6

2105

17 Sep 2018, 00:12

View the latest post bumpbot

40
ER
View first unread post The organizers of a conference offered a certain number  

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

paidlukkhha

6

2391

28 Aug 2019, 06:30

View the latest post dabaobao

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

708

21 May 2019, 13:37

View the latest post Shubham007

5
ER
View first unread post What is (-1)*(-1)^2*(-1)^3* *…*(-1)^{2019}?  

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

MathRevolution

6

289

28 Oct 2019, 14:32

View the latest post saumya2805

3
ER
View first unread post What is the solution (x, y) of the following system of equations?  

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

MathRevolution

6

269

03 Dec 2019, 04:31

View the latest post Ahmed9955

57
ER
View first unread post If 6x=8y=14z, then what is a possible sum of positive integers x, y, a  

Tags: Difficulty: 700-Level,  Algebra,  Source: Veritas Prep

Bunuel

6

5978

09 Jun 2019, 14:25

View the latest post bumpbot

3
ER
View first unread post For any 3 given numbers, which of the following is always equivalent  

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

Bunuel

6

2169

27 Oct 2018, 13:41

View the latest post HAPPYatHARVARD

12
ER
View first unread post Gerry decided to spend $450 on fireworks. If he buys regular crackers  

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

Bunuel

6

621

25 Jul 2018, 17:30

View the latest post JeffTargetTestPrep

27
ER
View first unread post M. Poirot and Miss Marple walk into a turned-off escalator to realize  

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

fskilnik

6

994

31 Aug 2018, 09:09

View the latest post fskilnik

7
ER
View first unread post If 2^{10}≒10^3 and 5^{20}≒10^x, then what is the value of integer x?  

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

MathRevolution

6

320

20 Nov 2019, 01:21

View the latest post MathRevolution

23
ER
View first unread post If P^2-QR=10, Q^2+PR=10, R^2+PQ=10 and R does not equal to Q  

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

manalq8

6

5946

20 Apr 2019, 20:24

View the latest post nick1816

16
ER
View first unread post If a and b are positive integers, which of the following can  

Tags: Difficulty: 700-Level,  Algebra,  Number Properties,  Source: Economist GMAT Tutor

bagdbmba

6

3518

14 Sep 2018, 17:44

View the latest post ScottTargetTestPrep

4
ER
View first unread post If x and y are integers each with absolute value less than 5 and 7x -  

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

Bunuel

6

1169

05 Mar 2018, 19:13

View the latest post hoang221

7
ER
View first unread post Attachment(s) A, B, C and D are points on the circumference of circle with center at  

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

chetan2u

6

1123

29 Jul 2018, 03:21

View the latest post Mansoor50

19
ER
View first unread post What is 3^8 + 3^7 - 3^6 - 3^5?  

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

Bunuel

6

2173

24 Aug 2018, 10:55

View the latest post bumpbot

32
ER
View first unread post 225, or 15^2, is the first perfect square that begins with  

Tags: Difficulty: 700-Level,  Arithmetic,  Number Properties,  Source: Veritas Prep

Vijayeta

6

4660

16 Jul 2019, 10:26

View the latest post bumpbot

35
ER
View first unread post For which of the following functions does f(−x)=−f(x) for all real num  

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

Bunuel

6

2962

31 Oct 2019, 05:46

View the latest post bumpbot

17
ER
View first unread post Attachment(s) On the number line, if w > x, y is the midpoint between w and z, and x  

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

Nevernevergiveup

6

4189

11 Sep 2019, 10:21

View the latest post Kinshook

7
View first unread post If x=a+1 and b=x-2 then which of the following must be false?  

Tags: Difficulty: 700-Level,  Algebra,  Inequalities

stonecold

6

1239

15 Apr 2017, 02:47

View the latest post ShreyansJ

18
ER
View first unread post From a full tank containing 729 liters of honey, we pour off "a" litre  

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

cptholt

6

2552

26 Nov 2018, 00:08

View the latest post bumpbot

53
ER
View first unread post A project requires a rectangular sheet of cardboard satisfying the fol  

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

bkpolymers1617

6

2485

19 Oct 2019, 10:26

View the latest post Pritishd

3
ER
View first unread post Which one of the following is closest to 1?  

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

Bunuel

6

445

02 Jun 2019, 08:50

View the latest post jackfr2

25
View first unread post Attachment(s) Find the number of solutions of following equation-: ||x|-6|=2^x  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Exponents/Powers,  Graphs and Illustrations,  Source: Other - Please specify

nick1816

6

935

14 Sep 2019, 05:54

View the latest post KeyurJoshi

29
ER
View first unread post If 3<x<6<y<10, then what is the greatest possible positive integer dif  

Tags: Difficulty: 700-Level,  Arithmetic,  Min/Max Problems,  Source: Economist GMAT Tutor

reto

6

9838

02 Jun 2019, 13:56

View the latest post bumpbot

22
ER
View first unread post A corporation triples its annual bonus to 50 of its employees. What pe  

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

Bunuel

6

2541

11 Nov 2018, 06:43

View the latest post Bunuel

10
ER
View first unread post Which of the following equations has two different roots?  

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

Bunuel

6

2093

22 May 2018, 11:02

View the latest post CAMANISHPARMAR

45
ER
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

3221

05 Jun 2019, 05:26

View the latest post RJ7X0DefiningMyX

17
ER
View first unread post Attachment(s) In triangle ABC, the measure of angle ABC is 90 degrees, and the lengt  

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

stonecold

6

7095

09 Apr 2019, 01:31

View the latest post firas92

5
ER
View first unread post If the sum of the squares of x and y is 3, and x^4 = y^4 + 25, what  

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

CAMANISHPARMAR

6

926

09 Aug 2018, 04:26

View the latest post abhishekdadarwal2009

33
ER
View first unread post If (a + b):(b + c):(c + a) = 6:7:8 and a + b + c = 14, then find a:b:c  

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

Bunuel

6

18552

09 Oct 2019, 17:25

View the latest post TheNightKing

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