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View first unread post EMPOWERgmat PS Forum Expert - Ask Me Anything about PS and Math  

Go to page: 1, 2 Tags: Source: EMPOWERgmat

EMPOWERgmatRichC

26

4601

26 Oct 2019, 19:33

View the latest post EMPOWERgmatRichC

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

188

8809

14 Nov 2019, 20:23

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Announcements

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

Tags: Difficulty: 700-Level

Bunuel

12

102811

29 Jul 2019, 07:22

View the latest post Shrinidhi

1927
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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

748491

22 Feb 2012, 11:27

View the latest post bb

Topics

90
ER
View first unread post A rainstorm increased the amount of water stored in State J  

Tags: Difficulty: 700-Level,  Arithmetic,  Percents and Interest Problems,  Source: 800 Score,  Source: OG 11,  Source: OG 12,  Source: OG 2015,  Source: Official Guide

Bunuel

19

23316

01 Jul 2019, 12:30

View the latest post Asad

90
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

9818

09 Nov 2019, 00:53

View the latest post SchruteDwight

91
ER
View first unread post Each of the 30 boxes in a certain shipment weighs either 10  

Tags: Difficulty: 700-Level,  Arithmetic,  Statistics and Sets Problems,  Word Problems,  Source: Experts' Global

reply2spg

16

25829

20 May 2019, 20:12

View the latest post bumpbot

91
ER
View first unread post A, B, C, D, E, F, G, and H are all integers, listed in order of increa  

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

Bunuel

9

5585

05 Jul 2019, 14:17

View the latest post menonrit

92
ER
View first unread post There are 24 different four-digit integers than can be  

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

Maxswe

20

12534

01 Sep 2019, 10:07

View the latest post gsmina

93
ER
View first unread post 2^(22) + 2^(23) + 2^(24) + ... + 2^(43) + 2^(44) =  

Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers,  Sequences

gettinit

9

5849

23 Dec 2018, 09:35

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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

15079

16 Oct 2019, 07:34

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96
ER
View first unread post What is 1/(1*2) + 1/(2*3) + 1/(3*4) + 1/(4*5) + 1/(5*6) + 1/(6*7) + 1/  

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

goodyear2013

11

86136

09 Jan 2019, 07:57

View the latest post gmatbusters

97
ER
View first unread post The ratio of boys to girls in Class A is 1 to 4, and that in Class B  

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

amathews

16

8922

13 Sep 2019, 11:12

View the latest post bumpbot

98
ER
View first unread post Attachment(s) If A + B = C, A + D = B, 2C = 3D and A, B, C, and D are positive integ  

Go to page: 1, 2, 3, 4, 5 Tags: Difficulty: 700-Level,  Algebra,  Min/Max Problems,  Source: GMAT Club Tests,  Source: Quant Review 2020

Bunuel

84

2639

28 Jul 2019, 04:29

View the latest post azl

98
ER
View first unread post If [3(ab)^3 + 9(ab)^2 – 54ab] / [(a-1)(a + 2)] = 0, and a and b are bo  

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

Bunuel

21

9556

19 Apr 2019, 20:47

View the latest post SPatel1992

99
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View first unread post For some integer q, q^2 - 5 is divisible by all of the follo  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Divisibility/Multiples/Factors,  Source: 800 Score

dimitri92

27

8915

23 Oct 2018, 00:41

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99
ER
View first unread post (1.00001)(0.99999) - (1.00002)(0.99998) =  

Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers

anon1

16

9536

02 Jul 2019, 19:09

View the latest post EMPOWERgmatRichC

100
ER
View first unread post What is (x^2 - 6x + 9)^(1/2)/(x - 3) + (-x)^(1/2) if each term in this  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Fractions/Ratios/Decimals,  Roots

naeln

19

5134

21 Nov 2018, 00:30

View the latest post bumpbot

104
ER
View first unread post Given that a, b, c, and d are different nonzero digits and that 10d +  

Tags: Difficulty: 700-Level,  Arithmetic,  Must or Could be True Questions,  Source: Kaplan

enigma123

18

11485

05 Sep 2019, 21:27

View the latest post BelalHossain046

105
ER
View first unread post Attachment(s) How many different values of y satisfy |y + 3| = |8 + y| + |4 - y| ?  

Go to page: 1, 2, 3, 4 Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Source: Crack Verbal

Bunuel

63

3423

24 Jul 2019, 06:42

View the latest post stne

105
ER
View first unread post What is the sum of all four digit integers formed using the digits 1,  

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

Bunuel

12

3180

19 Sep 2019, 21:45

View the latest post VeritasKarishma

108
ER
View first unread post Attachment(s) In the figure shown, if the area of the shaded region is 3 times  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Geometry,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

Bunuel

22

17651

17 Sep 2019, 01:00

View the latest post PinakiRDas

114
ER
View first unread post If s and t are integers greater than 1 and each is a factor of the int  

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

aniketm.87@gmail.com

15

17568

21 Jan 2019, 06:06

View the latest post LGIX

115
ER
View first unread post What is the tens digit of 6^17?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers,  Fractions/Ratios/Decimals,  Word Problems

Raths

24

29324

26 Jan 2019, 21:05

View the latest post KanishkM

117
ER
View first unread post If x^2 + y^2 = 100, and x≥0, and y≥0, the maximum value of x  

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

emmak

12

13632

22 Feb 2019, 10:02

View the latest post Archit3110

117
ER
View first unread post Attachment(s) The sum of the digits used to write the sum 10 + 11 + 12 + 1  

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

honchos

26

23724

14 Sep 2019, 11:24

View the latest post Kinshook

117
ER
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

13299

24 Oct 2019, 06:01

View the latest post uchihaitachi

122
ER
View first unread post Attachment(s) Which of the following function follows the rule: f(a + b) = f(a)*f(b)  

Go to page: 1, 2, 3, 4, 5 Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Source: e-GMAT

Bunuel

85

2810

10 Jul 2019, 21:36

View the latest post LfcLegend

123
ER
View first unread post If y=root(3y+4), then the product of all possible solution  

Tags: Difficulty: 700-Level,  Algebra,  Roots

Prax

15

8887

30 Sep 2019, 07:28

View the latest post EgmatQuantExpert

124
ER
View first unread post Attachment(s) If m^2 < 225 and n - m = -10, what is the sum f the smallest  

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

Bunuel

12

9610

27 Jan 2019, 02:58

View the latest post HasnainAfxal

125
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

17672

05 Nov 2019, 20:38

View the latest post TheNightKing

126
ER
View first unread post A dealer offers a cash discount of 20% and still makes a pro  

Tags: Difficulty: 700-Level,  Arithmetic,  Percents and Interest Problems,  Poor Quality

feruz77

18

45053

31 May 2018, 00:52

View the latest post ColonelRed

127
ER
View first unread post Attachment(s) Each digit in the two-digit number G is halved to form a new  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems

u2lover

51

18696

13 Apr 2019, 03:15

View the latest post Archit3110

128
ER
View first unread post How many different pairs of integers (a, b) exist such that 2 <= a <=  

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

Bunuel

8

6421

24 Sep 2019, 07:27

View the latest post bumpbot

132
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

16648

09 Oct 2019, 06:53

View the latest post menonpriyanka92

134
ER
View first unread post The last digit of 12^12 + 13^13 – 14^14×15^15 =  

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

Bunuel

14

8766

14 Aug 2019, 21:35

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138
ER
View first unread post A certain quantity is measured on two different scales, the  

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

appy001

18

9675

04 Aug 2019, 08:37

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142
ER
View first unread post An escalator moves downward from street level to a subway platform at  

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

Asad

11

3881

29 Jul 2019, 10:58

View the latest post bumpbot

145
ER
View first unread post What is the product of all the solutions of x^2 - 4x + 6=3  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra

carcass

31

15795

28 Jan 2019, 06:50

View the latest post Manukaran

148
ER
View first unread post For integers x and y, 2^x + 2^y =2^30. What is the value of x + y?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Source: Veritas Prep

Bunuel

21

12582

06 Feb 2019, 23:06

View the latest post KanishkM

155
ER
View first unread post For how many ordered pairs (x , y) that are solutions of the  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Algebra,  Source: Official Guide,  Source: Quant Review 2016,  Source: Quant Review 2017,  Source: Quant Review 2018,  Source: Quant Review 2019,  Source: Quant Review 2020,  Source: Quant Review 2nd

Bunuel

11

12191

23 Aug 2019, 02:22

View the latest post Kinshook

155
ER
View first unread post Attachment(s) If x represents the sum of all the positive three-digit  

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

rvthryet

18

22143

06 Sep 2019, 07:46

View the latest post ArvindCrackVerbal

157
ER
View first unread post If the sum of the square roots of two integers is  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Roots,  Source: GMAT Prep

Bunuel

22

6954

30 Oct 2019, 10:06

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166
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

17080

15 Oct 2019, 04:41

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168
ER
View first unread post An investor purchased 100 shares of stock X at 6 1/8 dollars  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Source: GMAT Prep

surupab

22

28495

25 Sep 2019, 23:10

View the latest post Meisme

171
ER
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

18

31154

30 Jul 2019, 00:50

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171
ER
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

12701

31 Oct 2019, 17:56

View the latest post TheNightKing

172
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

8095

15 Oct 2019, 17:09

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174
View first unread post The function g(x) is defined for integers x such that if x  

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

bhandariavi

14

14260

19 Jan 2019, 03:10

View the latest post puneetb

182
ER
View first unread post The sum of all the digits of the positive integer q is equal  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers,  Source: Manhattan GMAT

enigma123

22

23227

26 Jun 2019, 10:52

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193
ER
View first unread post Attachment(s) In the infinite sequence A, An = X^(n-1) + X^n + X^(n+1) + X^(n+2) + X  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Sequences,  Source: Manhattan GMAT

ksharma12

29

34116

21 Aug 2019, 08:35

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197
ER
View first unread post If 10^50 – 74 is written as an integer in base 10 notation what is the  

Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers,  Source: Official Guide,  Source: Quant Review 2016,  Source: Quant Review 2017,  Source: Quant Review 2018,  Source: Quant Review 2019,  Source: Quant Review 2020

minnu

13

14755

21 May 2019, 12:29

View the latest post energetics

208
ER
View first unread post N and M are each 3-digit integers. Each of the numbers 1, 2,  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Min/Max Problems,  Source: GMAT Prep

nobelgirl777

24

19609

24 Sep 2019, 09:48

View the latest post Kinshook

214
ER
View first unread post For every positive integer n, the nth term of sequence is given by an=  

Tags: Difficulty: 700-Level,  Algebra,  Sequences

inakihernandez

16

29900

10 Jul 2019, 22:41

View the latest post dcummins

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