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

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EMPOWERgmatRichC

24

4268

27 Sep 2019, 11:20

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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

179

8227

12 Oct 2019, 01:31

View the latest post Ramya16

Announcements

509
ER
View first unread post 100 Hardest and easiest questions for PS as of September 2019  

Tags: Difficulty: 700-Level

Bunuel

12

100938

29 Jul 2019, 07:22

View the latest post Shrinidhi

1905
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

739851

22 Feb 2012, 11:27

View the latest post bb

Topics

12
ER
View first unread post Two train of equal length running in opposite direction  

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

jackfr2

3

636

28 Sep 2019, 04:07

View the latest post Archit3110

12
View first unread post Attachment(s) GMATbuster's Weekly Quant Quiz#9 Ques 7  

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

gmatbusters

2

628

17 Nov 2018, 12:12

View the latest post nkin

12
View first unread post For which value of k does the following pair of equations yield a  

Tags: Difficulty: 700-Level,  Algebra

puneetkaur

3

2090

21 Oct 2018, 03:10

View the latest post ganand

12
View first unread post Attachment(s) A scanning code consists of a 7 times 7 grid of squares, with some of  

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

gmatbusters

4

633

22 Nov 2018, 08:25

View the latest post gmatbusters

12
ER
View first unread post Let p and q be two digit integers such that q is obtained by reversing  

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

manpreetsingh86

6

1938

20 Oct 2018, 21:34

View the latest post bumpbot

12
View first unread post In a certain list of numbers, the first number is 2, the second number  

Tags: Difficulty: 700-Level,  Arithmetic

ritumaheshwari02

4

2018

11 Jul 2019, 22:24

View the latest post bumpbot

12
ER
View first unread post A department of motor vehicles asks visitors to draw numbered tickets  

Tags: Difficulty: 700-Level,  Arithmetic,  Divisibility/Multiples/Factors,  Word Problems,  Source: Kaplan

CAMANISHPARMAR

4

964

17 Dec 2018, 23:34

View the latest post VeritasKarishma

12
ER
View first unread post p is equal to the product of 2^x, 3^y, and 5^z. If x, y, and z are pos  

Tags: Difficulty: 700-Level,  Algebra,  Min/Max Problems,  Source: GMAT Hacks

MaggieSG

10

2062

17 Sep 2018, 10:35

View the latest post bumpbot

11
View first unread post In 1966 the operative mortality rate in open heart surgery at a certai  

Tags: Difficulty: 700-Level,  Algebra,  Fractions/Ratios/Decimals,  Percents and Interest Problems,  Word Problems,  Source: Kaplan

KHow

2

607

25 Apr 2019, 17:48

View the latest post patrickyip0520

11
ER
View first unread post If r and s are positive integers, each greater than 1, and if 11(s - 1  

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

Bunuel

3

741

05 Sep 2019, 07:40

View the latest post GMATPrepNow

11
View first unread post If x > 0, y > 0, {7x^2+72xy+4y^2}/{4x^2+12xy+5y^2}...  

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

CAMANISHPARMAR

4

778

06 Feb 2019, 22:37

View the latest post KanishkM

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

467

29 May 2019, 19:48

View the latest post RJ7X0DefiningMyX

11
ER
View first unread post If one of the roots of the equation 2x^2 + (3k + 4)x + (9k^2 – 3k – 1)  

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

Bunuel

4

636

22 May 2018, 09:26

View the latest post tejyr

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

4123

12 Sep 2018, 06:58

View the latest post Abhishek009

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

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

AbdulMalikVT

5

308

23 Aug 2019, 21:22

View the latest post Kinshook

11
View first unread post If f(x) = 1/x and g(x) = x/(x^2 + 1), for all x > 0, what is the minim  

Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Source: Manhattan GMAT

shibbirahamed

4

1301

09 Aug 2019, 07:12

View the latest post Shreshtha55

11
View first unread post In a certain sequence a1, a2, ...an..., for n>1, each term is the sum  

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

MBA20

3

435

22 Apr 2019, 01:45

View the latest post lucajava

11
ER
View first unread post At a certain arena, with five levels, level I has 30 vacant seats,  

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

Helium

6

526

28 Sep 2018, 01:22

View the latest post Helium

11
ER
View first unread post Find the number of real solutions of the equation x^2 - 2|x| - 8 = 0.  

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

Dillesh4096

4

615

14 Aug 2019, 05:03

View the latest post UncleFrodo

11
ER
View first unread post | (|a| + 4)*(|b| - 3) | = 16. How many pairs of integers (a,  

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

chondro48

2

548

07 Aug 2019, 03:58

View the latest post ArvindCrackVerbal

11
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

722

20 May 2019, 10:29

View the latest post EgmatQuantExpert

11
ER
View first unread post A computer can solve a particular type of problem in an amount of time  

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

brettbrettbrettcom

2

1541

08 Apr 2019, 16:07

View the latest post bumpbot

11
View first unread post (|x| + 3) (|y| - 4) = 12. How many pairs of integers (x,y) satisfy  

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

Dillesh4096

6

546

05 Aug 2019, 11:15

View the latest post Dillesh4096

11
View first unread post What is the product of all negative roots of the equation (x+5)^2 -11|  

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

Kinshook

3

482

14 Jul 2019, 11:25

View the latest post nick1816

11
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

720

25 May 2019, 06:18

View the latest post emonmisra

11
ER
View first unread post What is the maximum value of the expression 22/(4x^4 - 32x^2 + 75)  

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

Rocky1304

7

1225

20 Sep 2018, 05:33

View the latest post RichardSaunders

11
ER
View first unread post Which of the following is closer to √0.5+√0.05?  

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

MathRevolution

6

1193

11 Mar 2019, 06:04

View the latest post bumpbot

11
View first unread post A worker is kept on a contract for 100 days to make some toys. On any  

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

nick1816

4

297

02 Jun 2019, 13:40

View the latest post stne

11
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

599

26 Feb 2019, 04:17

View the latest post anjali1117

11
View first unread post Attachment(s) There are 2 circular cylinders X and Y, and both cylinders contain wat  

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

gmatbusters

15

963

27 Oct 2018, 09:23

View the latest post gmatbusters

11
ER
View first unread post Consider the following sequence: 2, 22, 222, 2222, 22222 etc  

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

tk1tez7777

2

10205

08 Mar 2019, 08:02

View the latest post bumpbot

11
ER
View first unread post If x, y and z are three different non-negative integers, which of the  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Exponents/Powers,  Source: GMATPrepNow

GMATPrepNow

4

610

17 Jun 2019, 12:17

View the latest post GMATPrepNow

11
ER
View first unread post A baseball team’s season consists of playing 162 games.  

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

harish1986

4

558

30 Oct 2018, 19:06

View the latest post ScottTargetTestPrep

11
ER
View first unread post If [m](\sqrt[3]{4})([square_root]5.5[/square_root])=([square_root]22[/  

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

GMATPrepNow

3

382

12 Aug 2019, 10:18

View the latest post Kinshook

11
View first unread post A company produces computers with 7 different speeds, and the ratio of  

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

duahsolo

4

1327

13 Aug 2018, 05:44

View the latest post bumpbot

11
ER
View first unread post The manager of a produce market purchased a quantity of tomatoes  

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

subhamgarg91

3

1115

09 Oct 2017, 17:55

View the latest post ScottTargetTestPrep

11
ER
View first unread post Attachment(s) Question of the week - 31 (How many non-positive integers satisfy ...)  

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

EgmatQuantExpert

6

647

16 Jan 2019, 21:03

View the latest post EgmatQuantExpert

11
ER
View first unread post Problem Solving Pack 3, Question 3 A set of 11 positive integers...  

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

EMPOWERgmatRichC

4

1485

26 Mar 2017, 03:07

View the latest post bumpbot

10
ER
View first unread post A certain game requires players to collect both blue tokens, which are  

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

SajjadAhmad

3

953

08 Apr 2019, 21:08

View the latest post chetan2u

10
ER
View first unread post At 9:00 AM, a certain ice cream cart has twice as many chipwiches as i  

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

sameerspice

3

2461

16 May 2018, 11:00

View the latest post JeffTargetTestPrep

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

473

23 May 2019, 21:03

View the latest post EgmatQuantExpert

10
View first unread post Attachment(s) In the addition table above, each number in the table is the sum of th  

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

longranger25

3

763

20 Aug 2018, 20:54

View the latest post AdityaHongunti

10
View first unread post If x(x-1)/(x-2)(x-3)<0 and x<>2 and x<>3, then which of the following  

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

Kinshook

7

321

18 Jul 2019, 22:36

View the latest post Chethan92

10
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

358

29 May 2019, 03:18

View the latest post RJ7X0DefiningMyX

10
View first unread post Jim goes to the track with $150 in his pocket  

Tags: Difficulty: 700-Level,  Arithmetic,  Probability,  Source: Princeton Review

praveenbaranwal

4

2085

31 Mar 2019, 20:49

View the latest post sanjanam25

10
ER
View first unread post Which has the least value?  

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

Bunuel

4

1847

16 Aug 2019, 16:38

View the latest post exc4libur

10
ER
View first unread post Which of the following is two more than square of an odd integer?  

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

workout

2

440

03 Dec 2018, 06:03

View the latest post EAGMAT

10
ER
View first unread post The product of the first eight positive even integers is closest to  

Tags: Difficulty: 700-Level,  Arithmetic

enigma123

5

3408

09 Jan 2019, 07:37

View the latest post energetics

10
View first unread post What is the value of b If 2x − 1 is a factor of 2x^2 + bx + 3 ?  

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

Nums99

8

588

23 Feb 2019, 09:53

View the latest post CAMANISHPARMAR

10
ER
View first unread post If a and b are positive numbers such that a + b =2, which of the foll  

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

Bunuel

2

625

29 Mar 2018, 17:37

View the latest post ScottTargetTestPrep

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