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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

4825

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

190

9157

02 Dec 2019, 21:57

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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

104403

29 Jul 2019, 07:22

View the latest post Shrinidhi

1937
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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

755808

22 Feb 2012, 11:27

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Topics

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

2092

17 Sep 2018, 10:35

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21
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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

2109

17 Sep 2018, 00:12

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15
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View first unread post If x is an integer, then how many values of x will satisfy the equatio  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Source: e-GMAT

EgmatQuantExpert

7

1726

14 Sep 2018, 23:55

View the latest post HUNTdGMAT

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

3531

14 Sep 2018, 17:44

View the latest post ScottTargetTestPrep

9
ER
View first unread post Question of the Week- 12 (For any purchase of less than $1000, a ...)  

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

EgmatQuantExpert

4

1165

14 Sep 2018, 01:10

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38
View first unread post Attachment(s) If m and n are positive integers, each of the following coul  

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

goodyear2013

4

5426

12 Sep 2018, 11:02

View the latest post arpitkansal

15
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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

1228

12 Sep 2018, 09:49

View the latest post T1101

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

4287

12 Sep 2018, 06:58

View the latest post Abhishek009

71
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View first unread post If y= (x-1)(x+2), then what is the least possible value of y  

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

fozzzy

16

6243

08 Sep 2018, 21:39

View the latest post rahul16singh28

12
ER
View first unread post How many factors of 330 are odd numbers greater than 1?  

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

MathRevolution

7

1857

08 Sep 2018, 07:36

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37
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View first unread post If (n-2)! = (n! + (n-1)!)/99, and n is a positive integer, then n=?  

Tags: Difficulty: 700-Level,  Algebra

gettinit

15

4476

07 Sep 2018, 11:44

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8
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View first unread post Attachment(s) Points (x,y) in the rectangular coordinate plane such that  

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

fskilnik

8

809

05 Sep 2018, 19:59

View the latest post Kezia9

15
ER
View first unread post 0 < x < y, and x and y are consecutive integers. If the difference bet  

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

vikasp99

10

2290

02 Sep 2018, 21:19

View the latest post Bunuel

52
ER
View first unread post If x^2−5x+6=2−|x−1|, what is the product of all possible values of x?  

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

Bunuel

8

3159

31 Aug 2018, 17:03

View the latest post manjot123

27
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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

1000

31 Aug 2018, 09:09

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22
ER
View first unread post The area of one square is x 2 + 10x + 25 and the area of another squar  

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

Bunuel

10

2739

26 Aug 2018, 05:58

View the latest post isasda66

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

2177

24 Aug 2018, 10:55

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26
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View first unread post If x + x^2 + x^3 = 27, then the average (arithmetic mean) of x + x^2 +  

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

Bunuel

8

2947

22 Aug 2018, 06:35

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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

786

20 Aug 2018, 20:54

View the latest post AdityaHongunti

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

2135

20 Aug 2018, 11:52

View the latest post JeffTargetTestPrep

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

1029

18 Aug 2018, 20:12

View the latest post JeffTargetTestPrep

17
ER
View first unread post If Charlie decides to cut the salary per employee at his  

Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems

guerrero25

6

2431

18 Aug 2018, 19:23

View the latest post JeffTargetTestPrep

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

1344

13 Aug 2018, 05:44

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29
ER
View first unread post If a and b are different values and a – b = √a - √b, then in terms of  

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

Bunuel

10

7996

11 Aug 2018, 10:08

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14
ER
View first unread post Which of the following is NOT the sum of the squares of two  

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

goodyear2013

8

5720

10 Aug 2018, 19:01

View the latest post ScottTargetTestPrep

7
ER
View first unread post If (x - 3)^2/(2x + 15) = 3, what is the product of the possible values  

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

Bunuel

9

1266

10 Aug 2018, 13:24

View the latest post sudarshan22

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

930

09 Aug 2018, 04:26

View the latest post abhishekdadarwal2009

13
ER
View first unread post Attachment(s) List the negative integral values of x that render the algebraic expre  

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

EgmatQuantExpert

8

3617

05 Aug 2018, 12:46

View the latest post tatz

15
ER
View first unread post x^n + x^n + x^n = x^(n + 1), where x cannot equal zero. Which of the  

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

Bunuel

12

1852

01 Aug 2018, 16:37

View the latest post ScottTargetTestPrep

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

1130

29 Jul 2018, 03:21

View the latest post Mansoor50

21
ER
View first unread post If n is greater than 20, what is the number closest to n^100 - n^90?  

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

haardiksharma

13

1827

28 Jul 2018, 04:27

View the latest post Bunuel

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

625

25 Jul 2018, 17:30

View the latest post JeffTargetTestPrep

13
ER
View first unread post If (x+1)^{1/3}-{1}{3}x(x+1)^{-2/3}}{(x+1)^{2/3}}=0 then x =  

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

Scyzo

9

1980

24 Jul 2018, 04:52

View the latest post nehalmashtom

33
ER
View first unread post If 27^(4x + 2) 162^-2x 36^x 9^(6 2x) = 1, then what is  

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

xALIx

16

16918

21 Jul 2018, 23:31

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12
ER
View first unread post Jim earns $I this year and will not earn anything next year  

Tags: Difficulty: 700-Level,  Arithmetic

guerrero25

3

2086

20 Jul 2018, 22:21

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15
ER
View first unread post If 2x/ (root(-3x^2 + 27)) is not a real number  

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

KarthikMBA2019

6

1010

18 Jul 2018, 19:56

View the latest post gmatzpractice

16
ER
View first unread post For consecutive even integers a and b, a > b. If a^2 + b^2 = 340 whicH  

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

Bunuel

8

2340

17 Jul 2018, 22:27

View the latest post GyMrAT

5
ER
View first unread post If k=3^81 and k^k=3^m, what is the value of m?  

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

KarthikMBA2019

6

1012

17 Jul 2018, 16:25

View the latest post JeffTargetTestPrep

14
ER
View first unread post If a^2 – ab = 2b^2, which of the following could be b/a  

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

ammuseeru

5

1025

17 Jul 2018, 12:07

View the latest post NDND

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

796

13 Jul 2018, 14:16

View the latest post JeffTargetTestPrep

5
ER
View first unread post If two integers x,y (x>y) are selected from -5 to 4(inclusive), how ma  

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

MathRevolution

5

1065

11 Jul 2018, 23:52

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20
ER
View first unread post Attachment(s) If f(z) = 2z+1, then which of the following can be the value of x for  

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

niteshwaghray

3

1129

05 Jul 2018, 08:57

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3
ER
View first unread post If x^a*y^b*z^c equals the product of 154 and 56, z > y > x, and a > b  

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

Bunuel

3

658

02 Jul 2018, 05:39

View the latest post chetan2u

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

486

29 Jun 2018, 03:05

View the latest post chetan2u

26
ER
View first unread post If for some value of x, 5^x + 5^(–x) = B, then which of the following  

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

lalania1

12

3140

27 Jun 2018, 13:13

View the latest post GMATGuruNY

30
ER
View first unread post How many factors of 9600 are not divisible by 12?  

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

CAMANISHPARMAR

10

1850

26 Jun 2018, 03:47

View the latest post shridhar786

20
ER
View first unread post If −1 < x < 0 and 0 < y < 1  

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

ashikaverma13

12

1916

25 Jun 2018, 11:32

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9
View first unread post A motorcycle importer is planning on increasing the price of a....  

Tags: Difficulty: 700-Level,  Algebra,  Divisibility/Multiples/Factors,  Number Properties,  Word Problems,  Source: Veritas Prep

CAMANISHPARMAR

2

1008

24 Jun 2018, 08:03

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28
ER
View first unread post If the sequence x_1, x_2, x_3, …, x_n, ... is such that x_1  

Tags: Difficulty: 700-Level,  Algebra,  Sequences

eresh

7

5429

23 Jun 2018, 05:11

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31
ER
View first unread post The sum of the digits of 10^x−1 is equal to 3^8. What is the value of  

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

Bunuel

6

2057

22 Jun 2018, 11:33

View the latest post Funsho84

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