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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

4219

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

8133

12 Oct 2019, 01:31

View the latest post Ramya16

Announcements

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

Tags: Difficulty: 700-Level

Bunuel

12

100720

29 Jul 2019, 07:22

View the latest post Shrinidhi

1899
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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

738522

22 Feb 2012, 11:27

View the latest post bb

Topics

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

543

01 Apr 2019, 12:16

View the latest post stne

6
ER
View first unread post Susan marks-off a 2-meter cloth into multiples of three and five. She  

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

btrg

4

498

27 Apr 2019, 21:22

View the latest post briantoth6

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

604

17 Jun 2019, 12:17

View the latest post GMATPrepNow

3
ER
View first unread post If f(x^2 – 1) = x^4 – 7x^2 + k1 and f(x^3 – 2) = x^6 – 9x^3 + k2, find  

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

DisciplinedPrep

4

368

24 Sep 2019, 04:08

View the latest post chrtpmdr

8
ER
View first unread post a = 2^4·5^4 b = 3^4·11^2 c=2^2·5^6. Which of the following is true?  

Tags: Difficulty: 700-Level,  Arithmetic

anandgoyal

4

1335

22 Feb 2019, 09:39

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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

1325

13 Aug 2018, 05:44

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17
View first unread post Attachment(s) In the above table, scores and frequencies are shown. If the median  

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

ekniv

4

1205

25 Mar 2019, 09:31

View the latest post Rashed12

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

555

30 Oct 2018, 19:06

View the latest post ScottTargetTestPrep

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

428

17 Dec 2018, 05:23

View the latest post ksrutisagar

6
ER
View first unread post x and y satisfy the equation x^2 + y^2 = 10x - 6y - 34. What is x + y?  

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

Bunuel

4

463

01 Apr 2019, 03:56

View the latest post celo700

8
ER
View first unread post If x = [m]11^6 - 7^6[/m] and y = [m]7^6 - 3^6[/m] , then wha  

Tags: Difficulty: 700-Level,  Arithmetic,  Divisibility/Multiples/Factors,  Number Properties,  Source: Other - Please specify

Kinshook

4

455

25 Aug 2019, 18:45

View the latest post ScottTargetTestPrep

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

2017

11 Jul 2019, 22:24

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14
ER
View first unread post If p and q are positive integers each greater than 1, and 17  

Tags: Difficulty: 700-Level,  Algebra

arifaisal

4

4052

08 Mar 2019, 02:50

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16
ER
View first unread post Which of the following cannot be the factor of x4 + 10x3 + 35x2 + 50x  

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

MathRevolution

4

1889

12 May 2018, 11:25

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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

1671

11 Sep 2019, 08:54

View the latest post jepe

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

293

02 Jun 2019, 13:40

View the latest post stne

6
ER
View first unread post If 2 + √3 is one root of the equation, [m]x^2 - ax + b = 0[/m], ......  

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

EgmatQuantExpert

4

473

26 Jun 2019, 04:53

View the latest post Dillesh4096

9
ER
View first unread post Attachment(s) If a + 1 = 20/a and b is the average of a set of c consecutive integer  

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

hazelnut

4

1124

12 Apr 2018, 06:25

View the latest post bumpbot

7
ER
View first unread post A box contains 1 red ball, 3 green balls, 5 yellow balls, 7 blue balls  

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

MathRevolution

4

454

21 Feb 2019, 01:14

View the latest post MathRevolution

9
ER
View first unread post If x^2 – y^2 = 16 and x + y > x – y, then which one of the following  

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

Bunuel

4

336

04 Apr 2019, 18:24

View the latest post ScottTargetTestPrep

8
View first unread post Find the value of x3 + 8y3 + z3 in terms of x, y and z if x  

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

Rajat1998

4

399

09 Jun 2019, 21:58

View the latest post Dillesh4096

23
ER
View first unread post Two trains, 100 miles apart, travelling towards each other on parallel  

Tags: Difficulty: 700-Level,  Algebra,  Distance/Rate Problems,  Source: Other - Please specify

DisciplinedPrep

4

665

06 Oct 2019, 20:00

View the latest post Harsh2111s

14
ER
View first unread post If x^2 + xy - 32 = 0, and x and y are integers, then y could equal eac  

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

Bunuel

4

1017

18 Aug 2018, 20:12

View the latest post JeffTargetTestPrep

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

683

17 Aug 2019, 00:44

View the latest post bumpbot

15
ER
View first unread post Which of the following is NOT a root of the equation  

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

GMATPrepNow

4

1224

02 Sep 2019, 11:28

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20
ER
View first unread post If x, y and z are non-negative integers such that x < y < z,  

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

GMATPrepNow

4

912

11 Oct 2019, 07:48

View the latest post exc4libur

28
View first unread post (1+√3)(√(2 + √3) = ?  

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

jwang516

4

1335

27 Sep 2019, 23:23

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9
ER
View first unread post Which of the following is the closest to 11^59^5 – 2(10^5)?  

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

MathRevolution

4

936

06 Mar 2019, 19:47

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10
ER
View first unread post Attachment(s) Points A, B, C, and D are on the number line above, and AB = CD = 1/3  

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

Bunuel

4

1825

29 Jul 2019, 10:34

View the latest post GMATPrepNow

7
ER
View first unread post Attachment(s) If the difference between a two digit positive integer and its reversa  

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

gracie

4

505

23 Nov 2018, 22:58

View the latest post Abhishek009

6
View first unread post Of the following expressions, which one has the smallest value?  

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

CAMANISHPARMAR

4

429

02 Feb 2019, 11:29

View the latest post anmit123

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

4
ER
View first unread post If f(x) = (x - 1)^2 + 3, which of the following is true for all x?  

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

Bunuel

4

950

20 Oct 2018, 20:49

View the latest post gmatbusters

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

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

MathRevolution

4

261

25 Apr 2019, 01:24

View the latest post MathRevolution

13
View first unread post Five bells begin to toll together and toll respectively at i  

Tags: Difficulty: 700-Level,  Arithmetic

kirankp

5

28407

12 Feb 2018, 21:47

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46
ER
View first unread post [[x]] is equal to the lesser of the two integer values closest to non-  

Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Number Properties,  Roots,  Source: Magoosh

Bunuel

5

4102

05 Nov 2018, 02:43

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32
ER
View first unread post Attachment(s) If x and y are positive integers and 1/x + 1/y = 1/9, what is  

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

rakibgmat

5

2476

20 Feb 2019, 15:01

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9
ER
View first unread post If (5x^2 + 65x + 60)/(x^2 +10x - 24) = (5x + 5)/(x - 2), then which of  

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

Bunuel

5

493

30 May 2019, 02:19

View the latest post AvidDreamer09

14
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

431

07 Oct 2019, 07:14

View the latest post exc4libur

ER
View first unread post Which three of the following numbers, when multiplied by each other, y  

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

Bunuel

5

431

26 Jul 2019, 23:08

View the latest post chetansood

22
ER
View first unread post If the sum of the first n positive odd integers is n^2, what is the su  

Tags: Difficulty: 700-Level,  Arithmetic,  Sequences

maverickjin8

5

2971

10 Mar 2019, 06:53

View the latest post energetics

22
ER
View first unread post If (x + 2)^2 = 9 and (y + 3)^2 = 25, then what is the maximum value of  

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

Bunuel

5

5496

19 Nov 2018, 23:17

View the latest post shashankism

15
ER
View first unread post If x and y are integers and -9<x<3 and -3<y<3, what is the sum of the  

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

chetan2u

5

1208

12 Sep 2018, 09:49

View the latest post T1101

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

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

1147

05 Jul 2019, 03:11

View the latest post Sreeragc

13
View first unread post Attachment(s) If an isosceles triangle an area of 2x^2 + 2x + 1/2. What is its perim  

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

AnkitK

5

2316

29 May 2017, 00:34

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41
ER
View first unread post If x = 1/10 + 1/12 + 1/13 + 1/14 + 1/15, then which of the following i  

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

lalania1

5

3452

08 Feb 2019, 07:13

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15
ER
View first unread post Attachment(s) In a certain theatre, there are 300 seats. When the price of a  

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

souvonik2k

5

819

16 Jan 2018, 17:45

View the latest post ScottTargetTestPrep

16
ER
View first unread post John goes to buy clothes in a shop where there is a discount of 30% on  

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

chetan2u

5

772

13 Jul 2018, 14:16

View the latest post JeffTargetTestPrep

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

668

03 Jan 2019, 03:15

View the latest post Bunuel

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