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

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EMPOWERgmatRichC

24

4268

27 Sep 2019, 11:20

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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 ... 7, 8, 9 Tags: Source: Veritas Prep

VeritasKarishma

179

8227

12 Oct 2019, 01:31

View the latest post Ramya16

Announcements

509
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View first unread post 100 Hardest and easiest questions for PS as of September 2019  

Tags: Difficulty: 700-Level

Bunuel

12

100941

29 Jul 2019, 07:22

View the latest post Shrinidhi

1905
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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

739863

22 Feb 2012, 11:27

View the latest post bb

Topics

16
ER
View first unread post If ab = x and a/b = y, and ab does not equal zero, then  

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

Bunuel

8

5382

25 Apr 2019, 16:24

View the latest post bumpbot

4
ER
View first unread post Penniless Pete's piggy bank has no pennies in it, but it has 100 coins  

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

Bunuel

3

354

22 Mar 2019, 09:26

View the latest post ScottTargetTestPrep

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

822

30 Nov 2018, 08:33

View the latest post himanshudhingra

23
ER
View first unread post Attachment(s) For all numbers a and b, the operation is defined by ab = a^2 - ab.  

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

Bunuel

9

6524

11 Aug 2019, 02:55

View the latest post Mohammadmo

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

641

02 Jul 2018, 05:39

View the latest post chetan2u

2
ER
View first unread post Let x and y be two-digit positive integers with mean 60. What is the m  

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

Bunuel

3

460

18 Apr 2019, 14:43

View the latest post jfranciscocuencag

2
ER
View first unread post In the sequence above, the first 3 terms repeat without end. What is  

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

Bunuel

1

637

11 Dec 2018, 03:48

View the latest post Archit3110

37
ER
View first unread post If the quantity 5^2 + 5^4 + 5^6 is written as (a + b)(a – b), in which  

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

Bunuel

8

2247

03 Dec 2018, 23:18

View the latest post amresh09

6
ER
View first unread post A carpet is y yards long and f feet wide. How many dollars will it cos  

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

Bunuel

6

1292

20 Apr 2018, 03:08

View the latest post spetznaz

3
ER
View first unread post Which of the following procedures is always equivalent to adding 5  

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

Bunuel

3

1470

17 Apr 2019, 09:01

View the latest post bumpbot

31
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

16828

09 Oct 2019, 17:25

View the latest post TheNightKing

10
ER
View first unread post Attachment(s) Points A, B, C, and D are on the number line above, and AB = CD = 1/3  

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

Bunuel

4

1837

29 Jul 2019, 10:34

View the latest post GMATPrepNow

708
ER
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

144

199520

08 Jun 2019, 10:04

View the latest post aliakberza

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

2295

17 Jul 2018, 22:27

View the latest post GyMrAT

12
ER
View first unread post For how many integers n between 1 and 50, inclusive, is (n^2 - 1)!/(n!  

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

Bunuel

1

563

15 May 2019, 22:12

View the latest post VeritasKarishma

17
ER
View first unread post Attachment(s) At how many points does the parabola y = 1/2*x^2 intersect the hyperbo  

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

Bunuel

8

1489

25 Nov 2018, 17:50

View the latest post bumpbot

6
ER
View first unread post For how many ordered pairs of positive integers (x,y) is x + 2y = 100?  

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

Bunuel

10

585

29 Mar 2019, 13:03

View the latest post stne

46
ER
View first unread post [[x]] is equal to the lesser of the two integer values closest to non-  

Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Number Properties,  Roots,  Source: Magoosh

Bunuel

5

4110

05 Nov 2018, 02:43

View the latest post bumpbot

2
ER
View first unread post If -1 < x < y < 0 which of the following shows the expressions xy, x^  

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

Bunuel

4

685

17 Aug 2019, 00:44

View the latest post bumpbot

26
ER
View first unread post If 3a – 2b – 2c = 32 and 3a - 2b + 2c = 4, what is the value of a + b  

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

Bunuel

11

1322

02 Oct 2017, 12:55

View the latest post rulingbear

33
ER
View first unread post If x^1+x^(−1)=5, what is the value of x^4+x^(−4)?  

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

Bunuel

8

3529

20 Sep 2019, 07:00

View the latest post exc4libur

9
ER
View first unread post If x^2 – y^2 = 16 and x + y > x – y, then which one of the following  

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

Bunuel

4

338

04 Apr 2019, 18:24

View the latest post ScottTargetTestPrep

8
ER
View first unread post &, #, and each represents a different digit, and & multiplied by #  

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

Bunuel

8

1575

27 Dec 2016, 16:42

View the latest post bumpbot

10
ER
View first unread post If a and b are positive numbers such that a + b =2, which of the foll  

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

Bunuel

2

625

29 Mar 2018, 17:37

View the latest post ScottTargetTestPrep

10
ER
View first unread post Which of the following equations has two different roots?  

Tags: Difficulty: 700-Level,  Algebra,  Source: Economist GMAT Tutor

Bunuel

6

2067

22 May 2018, 11:02

View the latest post CAMANISHPARMAR

8
ER
View first unread post If a – b = 16 and a^(1/2) + b^(1/2) = 8, what is the value of (ab)^(1)  

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

Bunuel

3

558

21 Jul 2019, 16:33

View the latest post bumpbot

23
ER
View first unread post For integers x and y, which of the following MUST be an integer?  

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

Bunuel

12

2601

08 Oct 2019, 10:13

View the latest post bumpbot

3
ER
View first unread post The Earth travels around the Sun at an approximate speed of 20 miles p  

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

Bunuel

9

5088

07 Mar 2019, 20:52

View the latest post bumpbot

8
ER
View first unread post The sum of x and y is at least 2 but no more than 5. If the total of  

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

Bunuel

2

469

01 Jun 2018, 11:19

View the latest post JeffTargetTestPrep

ER
View first unread post Let U = 2*2004^2005, V = 2004^2005, W = 2003*2004^2004, X = 2*2004^200  

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

Bunuel

1

276

21 Mar 2019, 09:04

View the latest post Archit3110

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

3096

31 Aug 2018, 17:03

View the latest post manjot123

16
ER
View first unread post If x and y are integers such that (x+1)^2 is less than or equal to 36  

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

Bunuel

8

4771

16 Apr 2018, 15:17

View the latest post bumpbot

43
ER
View first unread post What is the units digit of 66^6 - 5^55?  

Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers,  Source: GMAT Club Tests

Bunuel

16

2931

08 Oct 2019, 00:58

View the latest post Kinshook

3
ER
View first unread post Which one of the following is closest to 1?  

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

Bunuel

6

407

02 Jun 2019, 08:50

View the latest post jackfr2

29
ER
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

4152

06 Oct 2018, 13:26

View the latest post bumpbot

4
ER
View first unread post If f(x) = (x - 1)^2 + 3, which of the following is true for all x?  

Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Source: Other - Please specify

Bunuel

4

952

20 Oct 2018, 20:49

View the latest post gmatbusters

3
ER
View first unread post How many ordered pairs of positive integers (M,N) satisfy the equation  

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

Bunuel

3

474

26 Apr 2019, 15:33

View the latest post ScottTargetTestPrep

8
ER
View first unread post The length, width, and height of a rectangular box are in the ratio of  

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

Bunuel

2

784

30 Mar 2018, 10:55

View the latest post ScottTargetTestPrep

5
ER
View first unread post Max has x dollars. He goes into a candy store and buys y pieces of can  

Tags: Difficulty: 700-Level,  Algebra,  Word Problems,  Source: Princeton Review

Bunuel

5

461

15 May 2019, 13:42

View the latest post elifceylan

5
ER
View first unread post If x, y, and z are positive numbers satisfying x + 1/y = 4, y + 1/z =  

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

Bunuel

1

294

15 Mar 2019, 01:45

View the latest post itsanujsingh

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

2701

26 Aug 2018, 05:58

View the latest post isasda66

3
ER
View first unread post (15^6 − 15^4)/(3^6 − 3^4) =  

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

Bunuel

3

527

07 Nov 2018, 04:37

View the latest post Bismarck

6
ER
View first unread post If a > 0 and b < 0, which of the following statements are true about  

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

Bunuel

2

268

27 May 2019, 03:51

View the latest post Dillesh4096

133
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

8625

14 Aug 2019, 21:35

View the latest post bumpbot

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

2021

22 Jun 2018, 11:33

View the latest post Funsho84

279
ER
View first unread post The product of all the prime numbers less than 20 is closest to which  

Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers,  Source: OG 2015,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

Bunuel

15

61076

03 Oct 2019, 19:05

View the latest post jabhatta@umail.iu.edu

22
ER
View first unread post If (x + 2)^2 = 9 and (y + 3)^2 = 25, then what is the maximum value of  

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

Bunuel

5

5515

19 Nov 2018, 23:17

View the latest post shashankism

120
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

26

16982

15 Sep 2019, 10:45

View the latest post Kinshook

16
ER
View first unread post The "luminous flux," or perceived brightness, of a light source is  

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

Bunuel

18

3876

07 Mar 2019, 02:44

View the latest post Archit3110

21
ER
View first unread post If y = ax + b and y = cx + d for all values of x, where a, b, c, and d  

Tags: Difficulty: 700-Level,  Algebra,  Source: 800 Score

Bunuel

6

6323

03 May 2018, 01:17

View the latest post Princ

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