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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

4556

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

188

8736

14 Nov 2019, 20:23

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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

102566

29 Jul 2019, 07:22

View the latest post Shrinidhi

1924
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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

747236

22 Feb 2012, 11:27

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Topics

26
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View first unread post For positive integers a, b, and c, a < b < c < 100. Which of the follo  

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

Bunuel

13

2191

13 Apr 2019, 07:52

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26
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View first unread post Let N = 60! + 55! + 50! The unit digit of N and a number of digits to  

Tags: Difficulty: 700-Level,  Arithmetic,  Combinations,  Source: Magoosh

Gnpth

8

4126

24 Jan 2019, 08:02

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26
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View first unread post Which value(s) of x satisfies the equation above?  

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

mikemcgarry

10

4780

25 Nov 2018, 09:24

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26
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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

2661

08 Oct 2019, 10:13

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26
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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

1359

02 Oct 2017, 12:55

View the latest post rulingbear

26
ER
View first unread post If three positive real numbers x, y, z satisfy y – x = z – y and x y z  

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

excelingmat

9

6030

15 Jul 2019, 22:49

View the latest post kapil1

26
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View first unread post If x + x^2 + x^3 = 27, then the average (arithmetic mean) of x + x^2 +  

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

Bunuel

8

2932

22 Aug 2018, 06:35

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26
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View first unread post If for some value of x, 5^x + 5^(–x) = B, then which of the following  

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

lalania1

12

3108

27 Jun 2018, 13:13

View the latest post GMATGuruNY

26
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View first unread post Attachment(s) All the numbers 2, 3, 4, 5, 6, 7 are assigned to the six faces of a cu  

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

Bunuel

5

660

22 Jul 2019, 20:06

View the latest post AOBang

26
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

5

6596

19 Oct 2018, 13:24

View the latest post rever08

26
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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

1759

03 Nov 2019, 00:22

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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

1613

15 Oct 2018, 07:16

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25
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View first unread post Joe is among N people in a group, where N > 3. If 3 people are randoml  

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

GMATPrepNow

19

998

03 Jun 2019, 17:14

View the latest post mgmat4944

25
View first unread post Attachment(s) If Δ and ∅ represent single digits in the correctly worked c  

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

Asifpirlo

10

4800

16 Aug 2019, 06:39

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25
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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

843

30 Nov 2018, 08:33

View the latest post himanshudhingra

25
ER
View first unread post If (a +1/a)^2=3, find the value of a^3 + 1/a^3  

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

mmelendez

6

30760

15 Oct 2018, 07:08

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25
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View first unread post The square root of integer x is equal to the sum of the cubes of y and  

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

Bunuel

12

1623

14 Mar 2019, 11:48

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25
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View first unread post The sum of the first 100 even positive integers – divided by the sum o  

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

shasadou

11

13887

03 Oct 2018, 17:54

View the latest post ScottTargetTestPrep

25
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View first unread post A businessman earns $27800 in December, thus decreasing his  

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

PareshGmat

6

2258

11 Jul 2019, 11:49

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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

917

14 Sep 2019, 05:54

View the latest post KeyurJoshi

25
ER
View first unread post The product (1 - {1/2}^2)(1 - {1/3}^2)...(1 - {1/9}^2)(1 - {  

Tags: Difficulty: 700-Level,  Arithmetic

fozzzy

4

2519

22 Oct 2017, 08:54

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25
View first unread post What is the 21st digit of the decimal [  

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

gmatbusters

7

958

18 Oct 2019, 07:36

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25
View first unread post Attachment(s) A railroad worker finds himself trapped inside a tunnel at a point  

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

cptholt

3

1716

21 Feb 2019, 17:29

View the latest post sahibr

24
ER
View first unread post If the average of 993, 994, 996, 997, 998, 1001, 1001, 1002,  

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

ruturaj

10

8265

29 Aug 2019, 06:34

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24
ER
View first unread post If (x^2 + 1)y=3, which of the following is not a possible value for y?  

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

oloman

11

3827

26 Jul 2019, 06:25

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24
ER
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

9

1957

15 Oct 2018, 01:23

View the latest post GMATinsight

24
ER
View first unread post What is the sum of all the real values of x for which |x-4|^2 + |x-4|  

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

GMATinsight

5

1570

15 May 2019, 05:17

View the latest post LeoN88

24
ER
View first unread post Leo, Shelly and Raj can complete a certain job in 10, 12, and 15days r  

Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Work/Rate Problems,  Source: e-GMAT

EgmatQuantExpert

7

2049

15 Jun 2018, 03:14

View the latest post EgmatQuantExpert

24
ER
View first unread post The toll for crossing a certain bridge is $0.75 each crossin  

Tags: Difficulty: 700-Level,  Algebra,  Min/Max Problems,  Word Problems,  Source: 800 Score

ajit257

8

10481

20 May 2019, 18:36

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24
ER
View first unread post x^2 + bx + 72 = 0 has two distinct integer roots; how many values are  

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

Bunuel

5

3815

31 Dec 2018, 22:25

View the latest post ruchik

24
ER
View first unread post Two trains, 100 miles apart, travelling towards each other on parallel  

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

DisciplinedPrep

4

737

06 Oct 2019, 20:00

View the latest post Harsh2111s

24
ER
View first unread post If (-20) + (-19) + (-18) + (-17) + . . .  

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

GMATPrepNow

4

1074

11 Jun 2019, 09:52

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24
ER
View first unread post How many positive values of x exist if n is a positive integer and 10  

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

Bunuel

11

1752

30 Sep 2019, 09:08

View the latest post Kanika3agg

23
ER
View first unread post In the multiplication above, each letter stands for a differ  

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

irda

9

7937

02 Feb 2019, 08:28

View the latest post gmatman1031

23
View first unread post If g(x)= x^2 – 4bx + 9b^2, where b is any positive integer, then  

Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Inequalities,  Must or Could be True Questions,  Source: Other - Please specify

niks18

9

1552

08 May 2018, 18:46

View the latest post syedazeem3

23
View first unread post If the sum of 5 consecutive positive multiples of a prime number is 10  

Tags: Difficulty: 700-Level,  Algebra,  Number Properties,  Sequences

niteshwaghray

7

1790

24 Feb 2019, 10:58

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23
ER
View first unread post Attachment(s) If triangle{AHE} is a right angle triangle and AH || BG || CF  

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

chetan2u

9

1298

02 Aug 2019, 11:11

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23
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

5872

20 Apr 2019, 20:24

View the latest post nick1816

23
ER
View first unread post If x-y=x+y , what is x in terms of y?  

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

MathRevolution

14

1349

13 Sep 2019, 06:22

View the latest post exc4libur

23
ER
View first unread post If y = x^2 + d x + 9 does not cut the x-axis, then which of the follow  

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

Bunuel

9

1965

14 Mar 2019, 11:36

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23
ER
View first unread post how many trailing zero's in N = (5^5*10^5*15^5*20^5*25^5*30^5*35^5*40)  

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

yezz

8

2069

28 May 2019, 22:52

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23
ER
View first unread post In the sequence S, the difference between any two consecutive terms is  

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

EgmatQuantExpert

9

2721

16 Jul 2019, 01:11

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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

6665

11 Aug 2019, 02:55

View the latest post Mohammadmo

23
View first unread post Attachment(s) Of the 3-digit positive integers greater than 600, how many  

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

chondro48

10

864

02 Sep 2019, 05:26

View the latest post lnm87

23
ER
View first unread post What is the sum of all consecutive multiples of 8 between 400 and 600,  

Tags: Difficulty: 700-Level,  Arithmetic,  Divisibility/Multiples/Factors,  Source: Economist GMAT Tutor

Bunuel

8

3754

25 Sep 2018, 20:51

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23
View first unread post Each of the four identical containers (A,B,C and D) contains ‘b’ balls  

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

alphonsa

9

2567

20 Aug 2019, 13:41

View the latest post amarsinha

23
ER
View first unread post Set X of has an average of 61. If the largest element is 7 greater tha  

Tags: Difficulty: 700-Level,  Arithmetic,  Number Properties

hazelnut

8

1660

10 Jan 2018, 19:12

View the latest post SAHILJPR

23
ER
View first unread post Obtain the sum of all positive integers up to 1000, which  

Tags: Difficulty: 700-Level,  Arithmetic,  Divisibility/Multiples/Factors

puma

18

17556

23 Dec 2018, 05:01

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22
View first unread post What is the largest value?  

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

broall

3

1499

12 Mar 2019, 20:52

View the latest post btrg

22
ER
View first unread post Patrick purchased 80 pencils and sold them at a loss  

Tags: Difficulty: 700-Level,  Algebra

Game

7

4795

27 Oct 2018, 06:13

View the latest post Twinklegowani

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