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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

4555

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

188

8736

14 Nov 2019, 20:23

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Announcements

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

Tags: Difficulty: 700-Level

Bunuel

12

102566

29 Jul 2019, 07:22

View the latest post Shrinidhi

1924
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

747222

22 Feb 2012, 11:27

View the latest post bb

Topics

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

479

15 May 2019, 13:42

View the latest post elifceylan

5
ER
View first unread post Attachment(s) What is the value of  

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

MathRevolution

4

276

25 Apr 2019, 01:24

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5
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View first unread post Find x^4 + 1/x^4 if x – 1/x = 2.  

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

MathRevolution

2

380

25 Nov 2018, 18:38

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5
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View first unread post Alice and Bob were asked to solve the equation x^2+px+q=0. Alice obtai  

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

MathRevolution

4

657

13 Jan 2018, 18:59

View the latest post AvinashT2303

5
ER
View first unread post What is the sum of the roots of the equation 4^x – 6·2^x + 8 = 0?  

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

MathRevolution

6

497

08 May 2019, 10:44

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5
ER
View first unread post The straight lines given by the equation 2x^2=2y^2-3xy are:  

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

fskilnik

3

286

21 Mar 2019, 18:03

View the latest post fskilnik

5
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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

912

09 Aug 2018, 04:26

View the latest post abhishekdadarwal2009

5
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View first unread post Attachment(s) Find the pattern in the figure below  

Tags: Difficulty: 700-Level,  Arithmetic,  Out of Scope - Too Hard

Mikko

3

2977

01 Oct 2010, 02:32

View the latest post Mikko

5
ER
View first unread post If M and N are non-zero integers and M > N, then which of the  

Tags: Difficulty: 700-Level,  Algebra,  Arithmetic,  Number Properties,  Source: EMPOWERgmat

EMPOWERgmatRichC

4

338

06 Oct 2019, 21:05

View the latest post EMPOWERgmatRichC

5
ER
View first unread post The sequence a1, a2, a3, ..., an,…...is such that an= 1/n^2−1/(n−1)^2  

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

mangamma

1

326

02 May 2019, 00:27

View the latest post chetan2u

5
ER
View first unread post If x, y, and z are positive numbers satisfying x + 1/y = 4, y + 1/z =  

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

Bunuel

1

307

15 Mar 2019, 01:45

View the latest post itsanujsingh

5
ER
View first unread post A square has an area of (0.027)^(-2/3) square meters. The perimeter of  

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

fskilnik

5

499

20 Feb 2019, 10:48

View the latest post Archit3110

5
ER
View first unread post A yellow taxi cab went from Downtown to the Beachside and back at an a  

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

SajjadAhmad

3

907

02 Jun 2019, 22:04

View the latest post pradeep15793

5
ER
View first unread post x = y - (50/y), where x and y are both > 0 If the value of y is doubl  

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

Bunuel

3

3648

04 Oct 2018, 19:33

View the latest post ScottTargetTestPrep

5
ER
View first unread post For any numbers W and Z, W•Z=Wˆ3 * Z(8-Wˆ2)  

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

sara86

7

1884

30 Sep 2018, 12:10

View the latest post woland

5
ER
View first unread post If x is the smallest positive integer such that 485,100 divided by x i  

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

SajjadAhmad

6

334

25 Aug 2019, 18:34

View the latest post ScottTargetTestPrep

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

655

26 May 2019, 05:15

View the latest post mallicks123

4
ER
View first unread post x,y,z are consecutive integers (x<y<z). Which of the following  

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

trankimphuong

7

626

03 Oct 2018, 00:10

View the latest post pushpitkc

4
ER
View first unread post The value of (1/x)-(4/√x)+4 is least when x =  

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

mangamma

2

337

24 Sep 2019, 00:50

View the latest post chrtpmdr

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

540

28 May 2019, 06:52

View the latest post ScottTargetTestPrep

4
ER
View first unread post Penniless Pete's piggy bank has no pennies in it, but it has 100 coins  

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

Bunuel

3

359

22 Mar 2019, 09:26

View the latest post ScottTargetTestPrep

4
ER
View first unread post If t = a^2 - b^2, u = a^2 + b^2, v=2ab, what is the value of  

Tags: Difficulty: 700-Level,  Algebra

jjsverbal

3

1166

16 Jan 2019, 02:04

View the latest post sid13791

4
ER
View first unread post If a/b<c/d & bd < 0, which of the following inequalities must be true?  

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

mangamma

1

309

25 Apr 2019, 22:42

View the latest post chetan2u

4
ER
View first unread post The square root of the product of the positive integers a and b is 14,  

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

Bunuel

5

682

09 May 2018, 10:37

View the latest post push12345

4
ER
View first unread post If n >2 and (2/n) is substituted for all instances of n in t  

Tags: Difficulty: 700-Level,  Algebra

Bunuel

8

3856

18 Oct 2018, 09:40

View the latest post bumpbot

4
ER
View first unread post a and b are two numbers such that 2a^4 -4ab + b^2 + 2 = 0...  

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

lucajava

2

285

21 Apr 2019, 13:18

View the latest post lucajava

4
View first unread post How many reversed two digit pairs are there such that three xy is x+y  

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

gracie

1

243

16 Jan 2019, 22:22

View the latest post KanishkM

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

1209

12 Nov 2019, 20:49

View the latest post bumpbot

4
View first unread post The difference between two reversed 2-digit positive integers is a per  

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

gracie

2

275

22 Jul 2019, 13:51

View the latest post lacktutor

4
View first unread post A loan of $10,000 has an annual interest rate of 8%, compounded...  

Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers,  Word Problems,  Source: Veritas Prep

CAMANISHPARMAR

1

446

11 Nov 2018, 09:58

View the latest post Arro44

4
ER
View first unread post Attachment(s) The value of (1.3333)(0.6666)(1.125)/(0.75)(0.8)(0.8333) is closest to  

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

Bunuel

2

1103

27 Oct 2018, 11:01

View the latest post HAPPYatHARVARD

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

187

21 May 2019, 03:08

View the latest post LeoN88

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

351

17 May 2019, 10:12

View the latest post Vinit800HBS

4
ER
View first unread post Which of the following procedures is always equivalent to adding 5  

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

Bunuel

3

1499

17 Apr 2019, 09:01

View the latest post bumpbot

4
ER
View first unread post As x increases from 141 to 142, which of the following increases?  

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

reto

3

1739

18 Aug 2019, 08:21

View the latest post Kinshook

4
View first unread post IF P = 9^{1/2} - 9^{1/3} - 9^{1/4}, then P is:  

Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers,  Source: Princeton Review

MahmoudFawzy

10

703

27 Jun 2019, 12:58

View the latest post menonrit

4
ER
View first unread post Brian writes down four integers w > x > y > z whose sum is 44. The pai  

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

Bunuel

2

250

21 Apr 2019, 05:48

View the latest post chetan2u

4
ER
View first unread post Which of the following is closest in value to 0.5729?  

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

Bunuel

3

642

12 Jan 2018, 05:41

View the latest post VeritasKarishma

4
View first unread post In each of the first five years of a bachelor degree program of four y  

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

pushpitkc

2

912

04 Sep 2017, 01:15

View the latest post pushpitkc

4
View first unread post Mike visits his childhood friend Alan at a regular interval of 4 month  

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

axezcole

2

260

08 May 2019, 12:12

View the latest post AvidDreamer09

4
ER
View first unread post Claudia has 12 coins, each of which is a 5-cent coin or a 10-cent coin  

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

Bunuel

1

226

26 Apr 2019, 22:17

View the latest post Shobhit7

4
ER
View first unread post At time t = 0, a projectile was fired upward from an initial height of  

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

Bunuel

1

279

17 Apr 2019, 01:57

View the latest post Prateek1793

4
ER
View first unread post Attachment(s) Which of the following are roots of an equation 10x^{-2}+x^{-1}-21=0  

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

MathRevolution

3

430

11 Nov 2018, 23:06

View the latest post MathRevolution

4
View first unread post If a^1/2 > b > c^2, which of the following could be true?  

Tags: Difficulty: 700-Level,  Algebra,  Inequalities,  Must or Could be True Questions,  Source: Experts' Global,  Source: Other - Please specify

SajjadAhmad

1

491

19 Oct 2018, 13:10

View the latest post Salsanousi

4
ER
View first unread post Which of the following is equal to  

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

MathRevolution

4

809

18 Jan 2018, 08:44

View the latest post ScottTargetTestPrep

4
ER
View first unread post If (5(pq)^3 + 35(pq)^2 - 40pq)/((p - 1)(p + 4)) = 0 and p, q are both  

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

Bunuel

2

113

12 Nov 2019, 04:59

View the latest post chetan2u

4
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

5

643

12 Nov 2019, 00:27

View the latest post chrtpmdr

4
ER
View first unread post If a and b are constants such that are constants such that ax/(x^2 - 1  

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

fskilnik

4

396

22 Feb 2019, 21:39

View the latest post KanishkM

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

Tags: Difficulty: 700-Level,  Arithmetic

AdityaHongunti

7

784

25 Dec 2018, 08:47

View the latest post Bunuel

4
ER
View first unread post If x - 7 = √x + √7 , x = ?  

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

MathRevolution

6

1105

29 Aug 2017, 23:37

View the latest post shashankism

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