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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

4828

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  

Go to page: 1 ... 8, 9, 10 Tags: Source: Veritas Prep

VeritasKarishma

190

9159

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

104411

29 Jul 2019, 07:22

View the latest post Shrinidhi

1937
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

755891

22 Feb 2012, 11:27

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Topics

12
ER
View first unread post Attachment(s) The figures above show a hexagonal nut that has a width of 1 5/16  

Tags: Difficulty: 700-Level,  Arithmetic,  Geometry,  Source: Official Guide

gmatt1476

4

1014

22 Nov 2019, 10:23

View the latest post Santoshk31

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View first unread post (a^4 + 1)/a^2 =  

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

Bunuel

2

239

22 Nov 2019, 08:06

View the latest post satya2029

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View first unread post There is a gram of sugared water with a% density. If x grams of water  

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

MathRevolution

2

233

22 Nov 2019, 02:00

View the latest post MathRevolution

177
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View first unread post If (3 - 2x)^(1/2) = (2x)^(1/2) + 1, then 4x^2 =  

Tags: Difficulty: 700-Level,  Algebra,  Roots,  Source: OG 2015,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

Bunuel

19

31880

21 Nov 2019, 08:41

View the latest post JiddiHuMain

6
ER
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

View the latest post bumpbot

8
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View first unread post A factory producing tennis balls stores them in either big  

Tags: Difficulty: 700-Level,  Arithmetic,  Min/Max Problems,  Source: GMAT Club Tests

sondenso

13

4795

20 Nov 2019, 21:12

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43
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View first unread post The value of 12! is closest to:  

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

gupta87

3

4829

20 Nov 2019, 19:21

View the latest post ScottTargetTestPrep

38
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View first unread post A merchant paid $300 for a shipment of x identical calculators. The  

Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Source: GMAT Paper Tests,  Source: Official Guide

boomtangboy

11

10740

20 Nov 2019, 19:13

View the latest post ScottTargetTestPrep

26
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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

10

2134

20 Nov 2019, 11:24

View the latest post GMATPrepNow

7
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View first unread post If 2^{10}≒10^3 and 5^{20}≒10^x, then what is the value of integer x?  

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

MathRevolution

6

332

20 Nov 2019, 01:21

View the latest post MathRevolution

14
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View first unread post If the difference between a two digit positive integer and its reversa  

Tags: Difficulty: 700-Level,  Algebra

Bunuel

10

580

19 Nov 2019, 19:27

View the latest post ScottTargetTestPrep

23
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View first unread post The digital sum of a number is the sum of its digits. For how many of  

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

mmelendez

11

3615

19 Nov 2019, 14:57

View the latest post EMPOWERgmatRichC

11
ER
View first unread post If |y| ≤ -4x and |3x - 4|= 2x + 6. Which of the following could be the  

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

Bunuel

10

679

19 Nov 2019, 07:34

View the latest post arunsankar

34
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View first unread post Shawna and Jia worked together to paint a house. Combined they worked  

Tags: Difficulty: 700-Level,  Algebra,  Word Problems,  Work/Rate Problems,  Source: Manhattan GMAT

dabaobao

12

2079

18 Nov 2019, 23:20

View the latest post bumpbot

3
View first unread post Consider integers p, q, r such that |p| < |q| < |r| < 40 and p + q + r  

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

DisciplinedPrep

2

185

18 Nov 2019, 23:10

View the latest post rajatchopra1994

380
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View first unread post If x and y are positive numbers such that x + y = 1, which of the  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Inequalities,  Number Properties,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

BrainLab

30

28323

18 Nov 2019, 14:26

View the latest post jabhatta@umail.iu.edu

66
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View first unread post If a three-digit positive integer has its digits reversed, the  

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

Bunuel

10

3511

18 Nov 2019, 06:07

View the latest post exc4libur

52
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View first unread post Attachment(s) Suppose x, y, and z are positive integers such that xy + yz = 29 and x  

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

plaverbach

10

11384

17 Nov 2019, 17:08

View the latest post bumpbot

1
View first unread post A salesman’s monthly wage is calculated as follows: He gets paid $80 f  

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

Kinshook

1

167

16 Nov 2019, 10:38

View the latest post Tj046

372
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View first unread post Attachment(s) If x, y, and k are positive numbers such that x/(x + y)*10 + y/(x + y)  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Must or Could be True Questions,  Source: GMAT Prep,  Source: OG 12

BANON

34

33264

16 Nov 2019, 00:24

View the latest post dcummins

23
ER
View first unread post If the number 12341234B1234A, in which A and B represent digits, is di  

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

ynaikavde

13

4812

15 Nov 2019, 06:56

View the latest post exc4libur

10
View first unread post Santa is packing 10 boxes into his sleigh. each box weighs either 20  

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

divyadamahe

5

556

15 Nov 2019, 06:47

View the latest post exc4libur

29
ER
View first unread post If 0 < a < b < c < d and y = (x^2 - ax - bx + ab)(x^2 - cx - dx + cd),  

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

Bunuel

8

1333

14 Nov 2019, 23:45

View the latest post JOSHUAanto54

42
ER
View first unread post Suppose x is an integer such that (x^2−x−1)^(x+2)=1  

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

WoundedTiger

11

6079

14 Nov 2019, 20:39

View the latest post bumpbot

View first unread post In a construction project a contractor completed 6/10 of the  

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

jackfr2

2

332

14 Nov 2019, 18:56

View the latest post Amlu95

48
ER
View first unread post If x and y are positive and x^2y^2 = 18 – 3xy, then x^2 ?  

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

Jp27

15

6845

14 Nov 2019, 11:42

View the latest post bebs

18
ER
View first unread post If a, b, and c are consecutive integers, where a < b < c, which of the  

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

Bunuel

9

576

14 Nov 2019, 09:09

View the latest post chetan2u

13
ER
View first unread post What is the value of Z if (|2Z|)! – |Z| = Z ?  

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

Bunuel

4

651

13 Nov 2019, 02:21

View the latest post Rohit2015

4
ER
View first unread post Attachment(s) Suppose x is an integer such that [m](x^2 - x - 1)^ {(x+2)} =1[/m]  

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

GMATinsight

5

1254

12 Nov 2019, 20:49

View the latest post bumpbot

4
ER
View first unread post If (5(pq)^3 + 35(pq)^2 - 40pq)/((p - 1)(p + 4)) = 0 and p, q are both  

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

Bunuel

2

184

12 Nov 2019, 04:59

View the latest post chetan2u

33
ER
View first unread post If one root of x^2+px+12=0 is 4, and the equation x^2+px+q=0  

Tags: Difficulty: 700-Level,  Algebra

feruz77

12

22444

10 Nov 2019, 00:01

View the latest post deeeuce

46
ER
View first unread post If x is a positive integer greater than 1, what is the sum of the mult  

Tags: Difficulty: 700-Level,  Algebra,  Divisibility/Multiples/Factors,  Source: Manhattan GMAT

Bunuel

9

3076

09 Nov 2019, 01:33

View the latest post SchruteDwight

92
ER
View first unread post Attachment(s) How many roots does the equation || x +2 | - 2 | = 2 have?  

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

prinits

15

9956

09 Nov 2019, 00:53

View the latest post SchruteDwight

12
ER
View first unread post If x = 1/(√11 + √10) and y =  

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

GMATPrepNow

4

1409

08 Nov 2019, 23:38

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32
ER
View first unread post If x and y are odd positive integers, and x and y both have an odd  

Tags: Difficulty: 700-Level,  Algebra,  Divisibility/Multiples/Factors,  Source: GMATPrepNow

GMATPrepNow

6

813

08 Nov 2019, 23:04

View the latest post cpn

9
View first unread post David and Michael together can finish a job in 4 days 19  

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

jackfr2

3

532

08 Nov 2019, 15:46

View the latest post Jayshoot

17
ER
View first unread post If a and b are non-zero integers and a^8*b^4 - a^4*b^2 = 12. Which of  

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

Bunuel

17

2001

08 Nov 2019, 07:06

View the latest post exc4libur

12
ER
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

6217

08 Nov 2019, 05:33

View the latest post exc4libur

7
ER
View first unread post 15^2 - 63^2 + 27^2 - 22^2 + (54)(15) + (44)(63)=  

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

GMATPrepNow

4

262

07 Nov 2019, 07:12

View the latest post GMATPrepNow

31
ER
View first unread post If a, b and c are even integers, which of the following coul  

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

rk21857

9

2779

07 Nov 2019, 04:07

View the latest post SchruteDwight

57
ER
View first unread post A set S = { x, -8, -5, -4, 4, 6, 9, y } with elements arrang  

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

vtran

12

4945

06 Nov 2019, 08:29

View the latest post Youraisemeup

10
ER
View first unread post Which of the following is closest in value to √7.5×32×3125?  

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

Bunuel

4

1290

06 Nov 2019, 05:51

View the latest post exc4libur

132
ER
View first unread post The product of two negative numbers is 160. If the lesser of the two  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

Bunuel

29

18170

05 Nov 2019, 20:38

View the latest post TheNightKing

2
ER
View first unread post What is the product of the roots of the equation y = |x|^2 - 5|x| + 6  

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

Bunuel

1

341

05 Nov 2019, 05:11

View the latest post gvij2017

7
ER
View first unread post If x is an integer and x2(x−1)+2x+1=2x1+x+12(1−x)  

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

delta23

9

844

04 Nov 2019, 00:59

View the latest post bumpbot

43
ER
View first unread post In the sequence 1, 2, 2, …, an, …, an = an-1 • an-2.  

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

hb

5

7756

03 Nov 2019, 15:39

View the latest post Kinshook

11
ER
View first unread post If a right angled isosceles triangle has an area of 2x^2 + 2x + 1/2.  

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

Bunuel

6

550

03 Nov 2019, 12:13

View the latest post bebs

32
ER
View first unread post If 4^a∗2^b=16^4, what is the minimum possible value of (32–ab)?  

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

Bunuel

14

3570

03 Nov 2019, 12:11

View the latest post bumpbot

9
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View first unread post If x and y are integers, which of the following can be true?  

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

chetan2u

5

561

03 Nov 2019, 06:21

View the latest post Archit3110

26
ER
View first unread post Allegra and Graham edited a 72-page manuscript together, each of them  

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

rekhabishop

7

1820

03 Nov 2019, 00:22

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