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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  

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

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

104481

29 Jul 2019, 07:22

View the latest post Shrinidhi

1939
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

756171

22 Feb 2012, 11:27

View the latest post bb

Topics

29
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View first unread post If 3<x<6<y<10, then what is the greatest possible positive integer dif  

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

reto

6

9903

02 Jun 2019, 13:56

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25
View first unread post Attachment(s) Find the number of solutions of following equation-: ||x|-6|=2^x  

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

nick1816

6

944

14 Sep 2019, 05:54

View the latest post KeyurJoshi

5
ER
View first unread post If the sum of the squares of x and y is 3, and x^4 = y^4 + 25, what  

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

CAMANISHPARMAR

6

930

09 Aug 2018, 04:26

View the latest post abhishekdadarwal2009

18
ER
View first unread post From a full tank containing 729 liters of honey, we pour off "a" litre  

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

cptholt

6

2567

26 Nov 2018, 00:08

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7
View first unread post If x=a+1 and b=x-2 then which of the following must be false?  

Tags: Difficulty: 700-Level,  Algebra,  Inequalities

stonecold

6

1242

15 Apr 2017, 02:47

View the latest post ShreyansJ

45
ER
View first unread post If a, b are integers, and (a-b)^2 + 8b^2=108, what is the number of th  

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

Amby02

6

3227

05 Jun 2019, 05:26

View the latest post RJ7X0DefiningMyX

22
ER
View first unread post A corporation triples its annual bonus to 50 of its employees. What pe  

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

Bunuel

6

2545

11 Nov 2018, 06:43

View the latest post Bunuel

16
ER
View first unread post If a and b are positive integers, which of the following can  

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

bagdbmba

6

3533

14 Sep 2018, 17:44

View the latest post ScottTargetTestPrep

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

296

28 Oct 2019, 14:32

View the latest post saumya2805

8
ER
View first unread post Attachment(s) If (r+1/r)^2 = 5, what is the value of (r^3+1/r^3)^2?  

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

fskilnik

6

423

28 Mar 2019, 12:48

View the latest post GMATGuruNY

34
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

18912

09 Oct 2019, 17:25

View the latest post TheNightKing

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

2518

19 Oct 2019, 10:26

View the latest post Pritishd

17
ER
View first unread post Attachment(s) In triangle ABC, the measure of angle ABC is 90 degrees, and the lengt  

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

stonecold

6

7114

09 Apr 2019, 01:31

View the latest post firas92

17
ER
View first unread post Attachment(s) On the number line, if w > x, y is the midpoint between w and z, and x  

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

Nevernevergiveup

6

4202

11 Sep 2019, 10:21

View the latest post Kinshook

19
ER
View first unread post What is 3^8 + 3^7 - 3^6 - 3^5?  

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

Bunuel

6

2178

24 Aug 2018, 10:55

View the latest post bumpbot

57
ER
View first unread post If 6x=8y=14z, then what is a possible sum of positive integers x, y, a  

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

Bunuel

6

5990

09 Jun 2019, 14:25

View the latest post bumpbot

24
ER
View first unread post If P^2-QR=10, Q^2+PR=10, R^2+PQ=10 and R does not equal to Q  

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

manalq8

6

5968

20 Apr 2019, 20:24

View the latest post nick1816

3
ER
View first unread post For any 3 given numbers, which of the following is always equivalent  

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

Bunuel

6

2181

27 Oct 2018, 13:41

View the latest post HAPPYatHARVARD

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

461

02 Jun 2019, 08:50

View the latest post jackfr2

7
ER
View first unread post Attachment(s) A, B, C and D are points on the circumference of circle with center at  

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

chetan2u

6

1130

29 Jul 2018, 03:21

View the latest post Mansoor50

4
ER
View first unread post If x and y are integers each with absolute value less than 5 and 7x -  

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

Bunuel

6

1171

05 Mar 2018, 19:13

View the latest post hoang221

21
View first unread post All the page numbers from book are added, beginning at page  

Tags: Difficulty: 700-Level,  Arithmetic

GMATtracted

6

13299

16 Sep 2019, 16:56

View the latest post ankitdimania

32
ER
View first unread post If a, b, and c are different nonnegative digits, which of  

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

monsoon1

6

3900

03 Aug 2019, 14:21

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12
ER
View first unread post Gerry decided to spend $450 on fireworks. If he buys regular crackers  

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

Bunuel

6

625

25 Jul 2018, 17:30

View the latest post JeffTargetTestPrep

40
ER
View first unread post The organizers of a conference offered a certain number  

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

paidlukkhha

6

2419

28 Aug 2019, 06:30

View the latest post dabaobao

27
ER
View first unread post M. Poirot and Miss Marple walk into a turned-off escalator to realize  

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

fskilnik

6

1001

31 Aug 2018, 09:09

View the latest post fskilnik

21
ER
View first unread post If n and k are positive integers and (2^n)!/2^k is an odd integer, wha  

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

hazelnut

6

2109

17 Sep 2018, 00:12

View the latest post bumpbot

7
ER
View first unread post Attachment(s) The chart above shows the distribution of letter grades for three grou  

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

Bunuel

6

3337

20 Dec 2018, 04:12

View the latest post bumpbot

15
ER
View first unread post Raj played three rounds of a game of chance. In each round  

Tags: Difficulty: 700-Level,  Algebra,  Fractions/Ratios/Decimals

siddharthamaridi

6

3315

19 Apr 2017, 17:51

View the latest post chesstitans

1
ER
View first unread post Three students Alex, Brian and Clara have got a combined total of 88 m  

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

chetan2u

6

152

15 Dec 2019, 05:14

View the latest post arvind910619

10
ER
View first unread post How many integer values of n satisfy the inequality  

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

LordStark

6

718

21 May 2019, 13:37

View the latest post Shubham007

20
ER
View first unread post Set X consists of the first 100 positive even integers. Set Y consists  

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

Matruco

6

2135

20 Aug 2018, 11:52

View the latest post JeffTargetTestPrep

52
View first unread post For how many different pairs of positive integers (a, b) can  

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

AccipiterQ

6

5710

28 Mar 2019, 10:50

View the latest post bumpbot

29
ER
View first unread post What is the 18th digit to the right of the decimal point  

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

Pansi

6

6720

14 Dec 2019, 04:34

View the latest post bumpbot

1
ER
View first unread post The average of the numbers 1, 2, 3,..., 98, 99, and x is 100x. What is  

Tags: Difficulty: 700-Level,  Algebra,  Statistics and Sets Problems,  Source: Other - Please specify

Bunuel

6

744

12 Dec 2019, 19:52

View the latest post ScottTargetTestPrep

15
ER
View first unread post If c is a constant such that the system of equations given abov  

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

fskilnik

6

741

26 Mar 2019, 06:55

View the latest post fskilnik

12
ER
View first unread post Attachment(s) Which of the following is the best approximation for y? 1/2 - 1/3 + 1/  

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

Bunuel

6

2435

06 Sep 2019, 01:50

View the latest post kapil1

8
ER
View first unread post X, Y and Z are consecutive numbers (X>Y>Z). X +2Y +3Z = 5Y + 4. What  

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

Bunuel

6

1982

06 Mar 2019, 03:46

View the latest post bumpbot

28
ER
View first unread post The ratio (p + q):(r + p):(q + r) = 3:4:10. (p + q + r) = 34. What is  

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

desaichinmay22

6

5794

01 Jun 2019, 11:33

View the latest post bumpbot

12
View first unread post (|x| + 3) (|y| - 4) = 12. How many pairs of integers (x,y) satisfy  

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

Dillesh4096

6

622

05 Aug 2019, 11:15

View the latest post Dillesh4096

18
ER
View first unread post If x is negative and y is positive, what is 4x2−4xy+y2  

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

PriyankaPalit7

6

1194

03 Oct 2019, 15:58

View the latest post dcummins

22
ER
View first unread post Attachment(s) If x > 0, how many integer values of (x, y) will satisfy the equation  

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

itisSheldon

6

1683

29 May 2019, 07:48

View the latest post bumpbot

26
ER
View first unread post If 3f(x) + 2f(-x) = 5x − 10, what is the value of f(1)?  

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

Bunuel

6

1657

15 Oct 2018, 07:16

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8
ER
View first unread post Cathy has equal numbers of nickels and quarters worth a total of $7.50  

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

Bunuel

6

3168

03 Oct 2019, 12:25

View the latest post ScottTargetTestPrep

51
ER
View first unread post If x is positive and not equal to 1, then the product of x^(1/n) for a  

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

Bunuel

6

2815

14 Jun 2019, 02:48

View the latest post bumpbot

5
ER
View first unread post If k=3^81 and k^k=3^m, what is the value of m?  

Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Source: Math Revolution

KarthikMBA2019

6

1013

17 Jul 2018, 16:25

View the latest post JeffTargetTestPrep

8
ER
View first unread post If w, x, y and z are integers such that 1 < w ≤ x ≤ y ≤ z and wxyz = 9  

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

chetan2u

6

1250

15 Jul 2017, 21:39

View the latest post chetan2u

5
ER
View first unread post If 100<= x <=200, then how many Integer values of x are even multiples  

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

GMATinsight

6

1253

10 Jun 2017, 20:03

View the latest post chetan2u

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

6496

03 May 2018, 01:17

View the latest post Princ

43
ER
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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