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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

4834

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

9167

02 Dec 2019, 21:57

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Announcements

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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

104482

29 Jul 2019, 07:22

View the latest post Shrinidhi

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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

756196

22 Feb 2012, 11:27

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Topics

12
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View first unread post A publisher printed 50,000 copies of a book. All but 500 copies were s  

Tags: Difficulty: 700-Level,  Arithmetic,  Mixture Problems,  Source: Veritas Prep

Nanobotstv

7

4164

29 Jul 2019, 16:26

View the latest post ScottTargetTestPrep

6
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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

7

1848

21 Nov 2019, 00:05

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21
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View first unread post If x is a positive number and a=√x∗x−x,  

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

gmatgambler

7

4100

01 Jul 2019, 10:05

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20
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View first unread post If x, y, and z are consecutive integers such that x > y > z  

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

vibhav

7

4277

31 Aug 2019, 11:35

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19
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View first unread post (root2*root5)/[(root7-root2-root5)(root7+root2+root5)]  

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

Bunuel

7

3244

24 Dec 2018, 07:32

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43
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View first unread post Attachment(s) Sequence S is defined as Sn=Sn-1 + 1 +1/(Sn-1 + 1) for all n  

Tags: Difficulty: 700-Level,  Arithmetic,  Sequences,  Source: Manhattan GMAT

daviesj

7

9374

28 Apr 2019, 09:31

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12
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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

769

25 May 2019, 06:18

View the latest post emonmisra

7
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View first unread post If (a+b)^5= a^5+xa^4b+ya^3b^2+za^2b^3+tab^4+b^5 What is the value of x  

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

div10

7

1020

24 Aug 2019, 12:33

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29
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View first unread post For which of the following functions does f(x) = f(1/x), given that x  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Functions and Custom Characters,  Source: Manhattan GMAT

Bunuel

7

4204

06 Oct 2018, 13:26

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9
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View first unread post x is replaced by 1 - x everywhere in the expression 1/x - 1/(1 - x)  

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

Bunuel

7

3191

13 May 2019, 11:53

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12
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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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12
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View first unread post The average of five natural numbers is 150. A particular number among  

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

devmillenium2k

7

6219

08 Nov 2019, 05:33

View the latest post exc4libur

22
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View first unread post If ((ab)^2+3ab-18)((a-1)(a+2))=0 where a and b are integers,which of  

Tags: Difficulty: 700-Level,  Algebra,  Must or Could be True Questions,  Source: Manhattan GMAT

mun23

7

2905

03 Dec 2018, 00:18

View the latest post EncounterGMAT

12
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View first unread post The corn crops of Moses, each of which is 27 acres, have  

Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals,  Poor Quality,  Word Problems,  Source: Economist GMAT Tutor

Joy111

7

9546

16 Feb 2018, 09:32

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8
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View first unread post How many different pairs of positive integers (a, b) satisfy the equat  

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

Bunuel

7

444

01 Nov 2019, 09:33

View the latest post GMATPrepNow

3
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View first unread post Two different positive numbers a and b each differ from their reciproc  

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

Bunuel

7

396

20 Mar 2019, 06:29

View the latest post Abhishek292kumar

67
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View first unread post Attachment(s) If x= 1/(2^2*3^2*4^2*5^2) is expressed as a decimal, how many distinct  

Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals,  Source: GMAT Prep

sony1000

7

4092

31 Oct 2019, 22:29

View the latest post OmotayoH

10
ER
View first unread post Rank those three in order from smallest to biggest.  

Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals,  Source: Magoosh

mikemcgarry

7

3099

04 Jun 2018, 06:44

View the latest post Hero8888

28
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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

5430

23 Jun 2018, 05:11

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7
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View first unread post If (3 + 2√2)^(x^2 - 3) + (3 - 2√2)^(x^2 - 3) = b, then which of the fo  

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

DisciplinedPrep

7

310

02 Dec 2019, 22:54

View the latest post kapil1

19
ER
View first unread post If x is not equal to 0 and x^y=1, then which of the followin  

Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Must or Could be True Questions,  Source: GMAT Club Tests

gmathacker1

7

3566

04 Jun 2019, 20:34

View the latest post chetan2u

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

Tags: Difficulty: 700-Level,  Arithmetic

AdityaHongunti

7

791

25 Dec 2018, 08:47

View the latest post Bunuel

37
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View first unread post J = x rounded to the nearest TENTH, and K = x  

Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals,  Source: GMATPrepNow

GMATPrepNow

7

1499

04 Aug 2019, 00:58

View the latest post srishti246

32
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View first unread post Attachment(s) If f(x) = 3x^2 - tx + 5 is tangents to x-axis, what is the value of a  

Tags: Difficulty: 700-Level,  Algebra,  Source: GMAT Paper Tests

fattty

7

2552

19 Mar 2019, 23:53

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10
View first unread post It is given that x^2 + y^2 = z + 1, y^2 + z^2 = x + 1 and z^2 +x^2=y+1  

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

nick1816

7

522

30 Jun 2019, 21:09

View the latest post pankaj2k19

14
ER
View first unread post x^x * y^y = 24^3 / 2  

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

giobas

7

1172

07 Mar 2017, 17:12

View the latest post ScottTargetTestPrep

12
ER
View first unread post If a/b = 1/2, then the numerical value of which of the following  

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

Bunuel

7

2083

29 Mar 2019, 15:15

View the latest post jfranciscocuencag

42
ER
View first unread post If a=(13!^1^6-13!^8)/(13!^8+13!^4) hat is the unit digit of  

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

gmat6nplus1

7

9191

19 Jan 2019, 01:05

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48
ER
View first unread post The set X consists of the following terms : {4,44,444,4444,.  

Tags: Difficulty: 700-Level,  Arithmetic,  Min/Max Problems,  Sequences,  Source: Economist GMAT Tutor

fozzzy

7

9146

26 Apr 2018, 05:16

View the latest post Nixondutta

28
ER
View first unread post For all real numbers a and b, where a ⋅ b =/ 0, let a◊b = ab  

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

gettinit

7

4380

15 Sep 2019, 05:13

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25
ER
View first unread post If 7(a – 1) = 17(b – 1), and a and b are both positive integers the pr  

Tags: Difficulty: 700-Level,  Algebra,  Min/Max Problems,  Poor Quality,  Source: Princeton Review

Bunuel

7

861

30 Nov 2018, 08:33

View the latest post himanshudhingra

13
ER
View first unread post If x is a positive integer, how many values of x satisfy the..........  

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

EgmatQuantExpert

7

942

02 Nov 2018, 08:38

View the latest post Gladiator59

15
ER
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

1727

14 Sep 2018, 23:55

View the latest post HUNTdGMAT

24
ER
View first unread post Leo, Shelly and Raj can complete a certain job in 10, 12, and 15days r  

Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Work/Rate Problems,  Source: e-GMAT

EgmatQuantExpert

7

2086

15 Jun 2018, 03:14

View the latest post EgmatQuantExpert

27
ER
View first unread post Question of the Week - 27 (q is a three-digit number, in which ......)  

Tags: Difficulty: 700-Level,  Algebra,  Divisibility/Multiples/Factors,  Number Properties,  Source: e-GMAT

EgmatQuantExpert

7

997

19 Dec 2018, 07:44

View the latest post EgmatQuantExpert

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

1251

20 Sep 2018, 05:33

View the latest post RichardSaunders

2
ER
View first unread post A certain amount becomes 31/30 th of itself in 1/9 years  

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

TheNightKing

7

284

01 Dec 2019, 23:52

View the latest post MofeBhatia

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

634

03 Oct 2018, 00:10

View the latest post pushpitkc

31
ER
View first unread post Working at their individual same constant rate, 24 machines can comple  

Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Work/Rate Problems,  Source: e-GMAT

EgmatQuantExpert

7

2409

25 Feb 2019, 20:48

View the latest post btrg

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

958

19 Dec 2017, 11:12

View the latest post ashitaporwal

20
View first unread post If sqrt(3x)-sqrt(4y)=3 and x-4/3y=5 then xy =  

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

Scyzo

7

1507

30 Sep 2019, 05:56

View the latest post Kanika3agg

9
ER
View first unread post Set A of 8 positive integers may have the same element and have 38. An  

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

MathRevolution

7

1538

11 Jul 2019, 12:04

View the latest post bumpbot

3
View first unread post If ?m! = m^2, then what will ?15!-?14! equal to?  

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

EncounterGMAT

7

289

25 Sep 2019, 18:55

View the latest post Kinshook

6
ER
View first unread post If p = 10^x – 6 and the sum of the digits of integer p is 274 then  

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

Bunuel

7

579

01 Jul 2019, 07:25

View the latest post Archit3110

32
View first unread post Attachment(s) (1+ (3)^1/3) (2+(3^1/2))^1/2?  

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

roastedchips

7

1728

02 Mar 2019, 13:17

View the latest post ManjariMishra

23
View first unread post If the sum of 5 consecutive positive multiples of a prime number is 10  

Tags: Difficulty: 700-Level,  Algebra,  Number Properties,  Sequences

niteshwaghray

7

1818

24 Feb 2019, 10:58

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10
ER
View first unread post The product of the first seven positive multiples of three is closest  

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

metallicafan

7

4230

12 Jan 2019, 07:50

View the latest post Shobhit7

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

342

18 Jul 2019, 22:36

View the latest post Chethan92

17
ER
View first unread post If a is equal to the sum of the odd integers from 15 to 35, inclusive  

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

CAMANISHPARMAR

7

855

07 Jul 2019, 14:39

View the latest post kanak2016

49
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View first unread post What is the sum of all possible solutions to |x - 3|^2 + |x - 3| = 20  

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

Alex75PAris

7

2635

09 Feb 2019, 00:50

View the latest post Bunuel

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