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

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EMPOWERgmatRichC

22

3890

31 Aug 2019, 14:48

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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

174

7608

21 Sep 2019, 10:07

View the latest post sayan640

Announcements

493
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View first unread post 100 Hardest and easiest questions for PS as of August 2019  

Tags: Difficulty: 700-Level

Bunuel

12

99246

29 Jul 2019, 07:22

View the latest post Shrinidhi

1872
ER
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

730472

22 Feb 2012, 11:27

View the latest post bb

Topics

3
ER
View first unread post Let f be a function for which f(x/3) = x^2 + x + 1. Find the sum of al  

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

Bunuel

1

248

19 Mar 2019, 11:12

View the latest post Chethan92

3
View first unread post If a/b = c/d then which of the following must be true  

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

Probus

7

513

15 May 2019, 09:41

View the latest post Manat

3
View first unread post Let abcd be a general four-digit number and all the digits are non-zer  

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

UdayPratapSingh99

1

202

05 Apr 2019, 02:51

View the latest post UdayPratapSingh99

3
ER
View first unread post If the curve described by the equation y = x2 + bx + c cuts the x-axis  

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

SajjadAhmad

5

653

03 Jan 2019, 03:15

View the latest post Bunuel

2
ER
View first unread post For how many values of x<0 does the equation 0.1x^4 – 0.5x^2 – 1.4 = 0  

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

workout

2

307

20 Sep 2018, 08:40

View the latest post GMATPrepNow

2
ER
View first unread post If x ≠ 0 and (−y^2 − xy)/x=y+x, which of the following expressions is  

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

Bunuel

2

945

24 Sep 2018, 17:05

View the latest post bumpbot

2
ER
View first unread post In the sequence above, the first 3 terms repeat without end. What is  

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

Bunuel

1

602

11 Dec 2018, 03:48

View the latest post Archit3110

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

348

28 May 2019, 01:35

View the latest post LeoN88

2
ER
View first unread post What is the product of the factors of twice the sum of the roots of th  

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

Bunuel

3

411

10 Dec 2018, 09:15

View the latest post ArjunJag1328

2
ER
View first unread post Let x and y be two-digit positive integers with mean 60. What is the m  

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

Bunuel

3

444

18 Apr 2019, 14:43

View the latest post jfranciscocuencag

2
ER
View first unread post The number 2013 has the property that its units digit is the sum of it  

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

Bunuel

3

323

20 Mar 2019, 09:40

View the latest post Archit3110

2
ER
View first unread post There are approximately 2.2 pounds in one kilogram. To the nearest eig  

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

Bunuel

4

1562

11 Sep 2019, 08:54

View the latest post jepe

2
ER
View first unread post If -1 < x < y < 0 which of the following shows the expressions xy, x^  

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

Bunuel

4

667

17 Aug 2019, 00:44

View the latest post bumpbot

2
ER
View first unread post If 3 is one root of the quadratic equation 2x^2 - 5x + k = 2, where k  

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

Bunuel

9

1118

20 May 2018, 17:13

View the latest post u1983

2
View first unread post Real-estate salesman Z is selling a house at a 20 percent discount fro  

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

alpham

2

1246

11 Jul 2016, 22:07

View the latest post Vyshak

2
ER
View first unread post For positive integers x and y, xy is defined by xy=(x+y)/xy. If a, b  

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

MathRevolution

7

925

19 Dec 2017, 11:12

View the latest post ashitaporwal

2
View first unread post If a and b are constants, and the equation [m]x^3 +ax^2 +bx = 64[/m] h  

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

gmatbusters

5

591

17 Jan 2019, 19:44

View the latest post jfranciscocuencag

2
ER
View first unread post Which of the following are pairs of numbers that are reciprocals?  

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

CAMANISHPARMAR

2

431

05 Dec 2018, 19:13

View the latest post generis

2
ER
View first unread post Winston created a function F such that F(1)=4, F(4)=3 and F(F(x))= F(x  

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

fskilnik

2

313

12 Feb 2019, 18:51

View the latest post fskilnik

2
ER
View first unread post If d = (a + b)/(1 + ab/c^2), a = c/2, and b = 3c/4, what is the value  

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

gmatt1476

2

79

21 Sep 2019, 06:07

View the latest post Dillesh4096

2
ER
View first unread post For which of the following values of k does the equation (x - 1)(x - 2  

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

Bunuel

1

221

19 Mar 2019, 00:58

View the latest post EgmatQuantExpert

2
ER
View first unread post During a spring season, a certain glacier surged at the rate of 1/4  

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

Bunuel

7

799

02 Jul 2017, 21:46

View the latest post vikasku3087

2
ER
View first unread post A drought decreased the amount of water in city X’s reservoirs from 11  

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

Bunuel

6

1659

14 Aug 2016, 05:36

View the latest post msk0657

2
ER
View first unread post p,q are both non-zero integers, which of the following would be the va  

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

PKN

2

347

14 Jul 2018, 20:14

View the latest post Vyshak

2
ER
View first unread post 40,105*26*10,112 is the approximation of which of the following? A  

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

MathRevolution

2

626

01 Mar 2017, 04:49

View the latest post MathRevolution

2
View first unread post If x+y = 30 and x^3+y^3=8100, what's the value of x^2+y^2?  

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

lucajava

2

275

09 Apr 2019, 17:17

View the latest post jfranciscocuencag

2
View first unread post The total number of integer pairs (c, d) satisfying the equation c + d  

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

Helium

2

333

15 Aug 2018, 07:20

View the latest post PKN

1
ER
View first unread post An animal that dives into a pool of water is at a depth of x, in feet,  

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

Bunuel

5

252

18 Aug 2019, 07:48

View the latest post Jashan25

1
View first unread post Attachment(s) How many solutions does 1/[x*(x+1)]+1/[x*(x+2)]=1/(x+1) have? A. None  

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

MBA20

7

350

30 Mar 2019, 12:08

View the latest post lucajava

1
View first unread post The quadratic equation x 2 + mx + n = 0 has roots that are twice thos  

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

Rubina11

2

343

14 Mar 2019, 11:15

View the latest post Mahmoudfawzy83

1
View first unread post The average age of three friends A, B and C is 7 years. Five years lat  

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

nick1816

2

284

03 Jun 2019, 18:24

View the latest post RastogiSarthak99

1
ER
View first unread post Mary has $4.6 in nickels and dimes only. If she has fewer dimes than  

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

rohan2345

4

422

17 Dec 2018, 05:23

View the latest post ksrutisagar

1
View first unread post Ezra pays $0.75 each time he takes a public transport to reach his sch  

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

reynaldreni

1

307

04 Oct 2018, 02:09

View the latest post sambit140

1
ER
View first unread post Which two of the following numbers, when added together, yield a sum  

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

Bunuel

3

296

16 Jul 2019, 01:20

View the latest post Kinshook

1
ER
View first unread post The average of the numbers 1, 2, 3,..., 98, 99, and x is 100x. What is  

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

Bunuel

4

515

01 Apr 2019, 12:16

View the latest post stne

1
ER
View first unread post How many non-negative integers satisfy the inequality x^2 – 7x – 18 .  

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

EgmatQuantExpert

4

533

18 Jan 2019, 08:13

View the latest post Archit3110

1
ER
View first unread post a is the product of 3 and the square root of 2, b is the product of 2  

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

Bunuel

1

455

29 Jun 2018, 03:05

View the latest post chetan2u

1
ER
View first unread post Of the following, which is greatest?  

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

gmatt1476

3

103

22 Sep 2019, 00:52

View the latest post Archit3110

1
View first unread post The postal service charges $3.20 per  

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

ScottK

2

285

11 Aug 2019, 10:37

View the latest post whyyash

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

190

13 May 2019, 09:10

View the latest post GMATWhizard

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

385

12 Mar 2019, 04:14

View the latest post fskilnik

1
ER
View first unread post If kSn is defined to be the product of (n + k)(n – k + 1) for all posi  

Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Source: Official Guide

gmatt1476

1

96

21 Sep 2019, 06:46

View the latest post Dillesh4096

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

231

23 May 2019, 02:15

View the latest post LeoN88

1
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

4

1128

05 Dec 2015, 12:51

View the latest post mvictor

1
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: 600-700 Level,  Difficulty: 700-Level,  Algebra,  Source: Official Guide

gmatt1476

2

74

21 Sep 2019, 06:01

View the latest post Archit3110

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

301

22 May 2019, 09:27

View the latest post IanStewart

1
View first unread post Jake’s regular hourly wage is twice of Kevin’s regular hourly wage, bu  

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

btrg

2

398

01 May 2019, 08:24

View the latest post effatara

1
ER
View first unread post Rank these three quantities from least to greatest.  

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

Bunuel

2

677

18 Jan 2019, 16:08

View the latest post jfranciscocuencag

1
View first unread post (H^2 - 2H)^(1/2) = T(1 - R^2)^(1/2)/(K(1 - g^k)), then 3H =  

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

KSBGC

1

346

11 Mar 2019, 12:14

View the latest post garvitbh111

1
ER
View first unread post The decorating committee for a dance plans to fringe the 3-inch-wide  

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

Bunuel

4

392

06 Feb 2019, 13:12

View the latest post snehaluk

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