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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

4827

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

9158

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

104407

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

755823

22 Feb 2012, 11:27

View the latest post bb

Topics

726
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View first unread post New Algebra Set!!!  

Go to page: 1 ... 6, 7, 8 Tags: Difficulty: 700-Level,  Algebra,  Sequences,  Source: GMAT Club Tests

Bunuel

145

203057

02 Nov 2019, 05:38

View the latest post Lionila

2
View first unread post Is x and y are positive integers, what is the value of x?  

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

Anasayaydah

1

197

01 Nov 2019, 22:54

View the latest post Anasayaydah

72
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View first unread post Attachment(s) On the number line shown, the distance between 0 and a . . .  

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

EgmatQuantExpert

11

4314

01 Nov 2019, 19:03

View the latest post prgmatbiz

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

442

01 Nov 2019, 09:33

View the latest post GMATPrepNow

5
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View first unread post Which of the following is closest to (10^19-10^3)/(10^17+1)?  

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

MathRevolution

7

1274

01 Nov 2019, 07:50

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View first unread post If T = 1/(1*2) + 1/(2*3) + 1/(3*4) + 1/(4*5) + ......... 1/[n(n+1)]  

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

Bunuel

1

326

01 Nov 2019, 06:58

View the latest post lacktutor

40
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View first unread post Attachment(s) |x + 3| = |y -4|, where x and y are non-zero integers. If |x| < 5 and  

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

EgmatQuantExpert

17

3089

01 Nov 2019, 03:13

View the latest post nick1816

66
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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

4089

31 Oct 2019, 22:29

View the latest post OmotayoH

174
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View first unread post Attachment(s) In a numerical table with 10 rows and 10 columns, each entry is either  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Statistics and Sets Problems,  Source: Official Guide,  Source: Quant Review 2018,  Source: Quant Review 2019,  Source: Quant Review 2020

carcass

21

13137

31 Oct 2019, 17:56

View the latest post TheNightKing

31
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View first unread post Five friends Alastair, Bell, Cook, Darren and Eoin appeared in an apti  

Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals,  Word Problems,  Source: e-GMAT

EgmatQuantExpert

19

2983

31 Oct 2019, 09:18

View the latest post bumpbot

55
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View first unread post What is the value of A=1/5^2+2/5^3+...+11/5^12?  

Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Fractions/Ratios/Decimals,  Sequences,  Source: Other - Please specify

broall

16

3760

31 Oct 2019, 01:46

View the latest post bumpbot

293
ER
View first unread post A certain clock marks every hour by striking a number of times equal  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Source: OG 10,  Source: Official Guide,  Source: Quant Review 1st,  Source: Quant Review 2016,  Source: Quant Review 2017,  Source: Quant Review 2nd

Bunuel

22

13595

30 Oct 2019, 15:03

View the latest post dabaobao

6
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View first unread post If m and n are Integers, which of the following can be the result of  

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

gmatbusters

3

372

29 Oct 2019, 10:28

View the latest post Eternal

5
ER
View first unread post What is (-1)*(-1)^2*(-1)^3* *…*(-1)^{2019}?  

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

MathRevolution

6

293

28 Oct 2019, 14:32

View the latest post saumya2805

20
View first unread post Attachment(s) If x and y are integers and 7x−7x−2=3∗14y, what is the value of x?  

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

hazelnut

4

2282

28 Oct 2019, 10:51

View the latest post exc4libur

10
View first unread post In a particular examination, the maximum marks that can be scored  

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

souvonik2k

3

833

27 Oct 2019, 01:36

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88
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View first unread post For integers a, b, and c, if ab = bc, then which of the foll  

Tags: Difficulty: 700-Level,  Algebra,  Must or Could be True Questions,  Source: Veritas Prep

emmak

14

26680

26 Oct 2019, 21:53

View the latest post JiddiHuMain

2
ER
View first unread post A shop sells each chocolate for $1 . however , if any  

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

jackfr2

2

233

26 Oct 2019, 08:50

View the latest post ScottTargetTestPrep

117
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View first unread post If x^4 + y^4 = 100, then the greatest possible value of x is between  

Tags: Difficulty: 700-Level,  Algebra,  Min/Max Problems,  Source: GMAT Prep,  Source: OG 10,  Source: Quant Review 1st

ulm

14

13601

24 Oct 2019, 06:01

View the latest post uchihaitachi

301
ER
View first unread post Attachment(s) From the consecutive integers -10 to 10 inclusive, 20 integers are ran  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Min/Max Problems,  Source: OG 2015,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

catty2004

34

34132

23 Oct 2019, 20:42

View the latest post rwx5861

15
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View first unread post What is the minimum value of the expression  

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

EgmatQuantExpert

5

737

23 Oct 2019, 12:12

View the latest post TestPrepUnlimited

45
ER
View first unread post List M consists of 50 decimals, each of which has a value between  

Tags: Difficulty: 700-Level,  Algebra,  Arithmetic,  Word Problems,  Source: Manhattan GMAT

souvik101990

9

2644

22 Oct 2019, 12:09

View the latest post pushpakb

14
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

4

932

21 Oct 2019, 17:05

View the latest post coylahood

8
ER
View first unread post For a positive integer n, f(n) is defined as 1 + 1/2 + 1/3 + … + 1/n.  

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

MathRevolution

5

424

20 Oct 2019, 10:15

View the latest post vs224

53
ER
View first unread post A project requires a rectangular sheet of cardboard satisfying the fol  

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

bkpolymers1617

6

2513

19 Oct 2019, 10:26

View the latest post Pritishd

8
ER
View first unread post xy and yx are a pair of reversed two digit positive integers. If x^2-y  

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

gracie

3

701

19 Oct 2019, 08:15

View the latest post Kinshook

8
ER
View first unread post After the first number in the sequence, each number in sequence T  

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

EMPOWERgmatRichC

2

359

19 Oct 2019, 08:02

View the latest post shahkevin99

16
ER
View first unread post Find the range of values of x such that ((x+6) (3x-4)^3)/(x+2)^2 > 0  

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

EgmatQuantExpert

10

1804

17 Oct 2019, 13:10

View the latest post bumpbot

27
ER
View first unread post The function f is defined by f(x)=2^(x−1)−5. If f(x)=63, then the valu  

Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Functions and Custom Characters,  Source: Veritas Prep

Bunuel

7

2488

17 Oct 2019, 07:00

View the latest post StressTest

22
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View first unread post Given that x^4 – 25x^2 = -144, which of the following is NOT  

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

subhashghosh

8

7573

17 Oct 2019, 01:01

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94
ER
View first unread post The sum of the first n positive perfect squares, where n is  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Arithmetic,  Number Properties

kirankp

26

15181

16 Oct 2019, 07:34

View the latest post bumpbot

1298
ER
View first unread post Attachment(s) Last Sunday a certain store sold copies of Newspaper A for  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Arithmetic,  Percents and Interest Problems,  Source: OG 2015,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

udaymathapati

49

83424

15 Oct 2019, 23:56

View the latest post chrtpmdr

174
ER
View first unread post If 2^4x = 3,600, what is the value of (2^1-x)^2 ?  

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

Reni

14

8267

15 Oct 2019, 17:09

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50
ER
View first unread post Attachment(s) For any numbers x and y, x#y = xy - x - y if x#y=1 which  

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

bmwhype2

13

8276

15 Oct 2019, 09:36

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17
ER
View first unread post Find the range of values of x such that (x-5)^3 (2-4x) < 0  

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

EgmatQuantExpert

10

1917

15 Oct 2019, 09:19

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169
ER
View first unread post If x and y are positive, which of the following must be greater than  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Must or Could be True Questions,  Roots,  Source: GMAT Prep

study

20

17245

15 Oct 2019, 04:41

View the latest post bumpbot

20
View first unread post The integer n is formed by writing the integers 1 through 3  

Tags: Difficulty: 700-Level,  Arithmetic

fozzzy

9

2572

14 Oct 2019, 14:20

View the latest post coylahood

48
ER
View first unread post If x and y are non-zero numbers and the value of (y)10x5 is -1, which  

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

niteshwaghray

15

2915

14 Oct 2019, 02:37

View the latest post Bunuel

16
ER
View first unread post If x =-100^1/3*100^3 , then the value of 1/x is  

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

daviesj

8

3711

14 Oct 2019, 01:46

View the latest post bumpbot

14
View first unread post Find the number of integer solutions to |a| + |b| + |c| = 10, where no  

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

Kinshook

4

511

13 Oct 2019, 03:35

View the latest post Peddi

10
ER
View first unread post Best approximation for y is  

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

Bunuel

8

485

12 Oct 2019, 06:43

View the latest post lacktutor

23
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

1078

11 Oct 2019, 07:48

View the latest post exc4libur

80
ER
View first unread post Attachment(s) A certain business produced x rakes each month form November  

Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Source: GMAT Prep

udaymathapati

16

20823

11 Oct 2019, 03:27

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27
ER
View first unread post How many such positive integers exist so that if the unit digit of the  

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

Vardan95

6

1927

10 Oct 2019, 13:03

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18
ER
View first unread post Two gardeners, Burton and Philip, work at independent  

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

Kritesh

5

1596

09 Oct 2019, 22:54

View the latest post AdityaCrackVerbal

33
ER
View first unread post If (a + b):(b + c):(c + a) = 6:7:8 and a + b + c = 14, then find a:b:c  

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

Bunuel

6

18879

09 Oct 2019, 17:25

View the latest post TheNightKing

5
View first unread post A bag of 216 caramels is divided equally among a group of children.  

Tags: Difficulty: 700-Level,  Algebra,  Statistics and Sets Problems,  Source: Princeton Review

energetics

3

694

09 Oct 2019, 12:09

View the latest post energetics

27
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View first unread post Attachment(s) If g(x) = 2^x + x, how many solutions satisfy the equation g(x) = 2?  

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

TeamGMATIFY

8

3281

09 Oct 2019, 11:08

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135
ER
View first unread post A convenience store currently stocks 48 bottles of mineral water. The  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Statistics and Sets Problems,  Word Problems,  Source: Manhattan GMAT

dred

23

16823

09 Oct 2019, 06:53

View the latest post menonpriyanka92

41
ER
View first unread post In a certain game, a large bag is filled with blue, green, p  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic

jusjmkol740

25

7823

08 Oct 2019, 10:44

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