GMAT Question of the Day - Daily to your Mailbox; hard ones only

It is currently 12 Dec 2019, 13:52

Problem Solving (PS)

Mark topics read
new topic Question banks Downloads My Bookmarks Reviews Important topics

Go to page Previous    1  ...  9   10   11   12   13   14   15   16   17   18   19   20    Next

Search for:

New!
Filter
  Topics Author Replies   Views Last post

Forum Experts

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

4816

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

190

9146

02 Dec 2019, 21:57

View the latest post VeritasKarishma

Announcements

522
ER
View first unread post 100 Hardest and easiest questions for PS as of November 2019  

Tags: Difficulty: 700-Level

Bunuel

12

104330

29 Jul 2019, 07:22

View the latest post Shrinidhi

1936
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

755325

22 Feb 2012, 11:27

View the latest post bb

Topics

27
ER
View first unread post Attachment(s) What is the value of 1/(1*2)+1/(2*3)+...+1/(99*100)?  

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

broall

10

8825

29 Sep 2019, 01:07

View the latest post bumpbot

30
ER
View first unread post How many factors of 9600 are not divisible by 12?  

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

CAMANISHPARMAR

10

1848

26 Jun 2018, 03:47

View the latest post shridhar786

60
ER
View first unread post Attachment(s) The table shows the amount budgeted and the amount spent for each of  

Tags: Difficulty: 700-Level,  Arithmetic,  Percents and Interest Problems,  Word Problems,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

AbdurRakib

10

10737

23 Sep 2019, 19:07

View the latest post bumpbot

15
ER
View first unread post 0 < x < y, and x and y are consecutive integers. If the difference bet  

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

vikasp99

10

2287

02 Sep 2018, 21:19

View the latest post Bunuel

17
ER
View first unread post Attachment(s) If 4y^4 − 41y^2 + 100 = 0, then what is the sum of the two  

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

alex1233

10

4859

27 Jan 2019, 03:44

View the latest post KanishkM

19
View first unread post |a+b|/|a|+|b| + |b+c|/|b|+|c| +|c+a|/|c|+|a|=M  

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

nick1816

10

825

28 Sep 2019, 05:02

View the latest post Rohit2015

66
ER
View first unread post Attachment(s) The graph shows the number of computers assembled during each of 6 con  

Tags: Difficulty: 700-Level,  Arithmetic,  Percents and Interest Problems,  Word Problems,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

AbdurRakib

10

11500

29 Jun 2019, 21:45

View the latest post ChiraKaimook

4
ER
View first unread post A company has 540 employees, 40% of whom are employed part time. If it  

Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Source: Kaplan

Atrain13gm

10

5802

21 Dec 2018, 16:12

View the latest post sashiim20

41
ER
View first unread post a^4 + 1/ (a^4) = 119 and a > 1, then the value of a^3 - 1/(  

Tags: Difficulty: 700-Level,  Algebra

Qoofi

10

9814

26 Aug 2019, 01:48

View the latest post bumpbot

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

879

02 Sep 2019, 05:26

View the latest post lnm87

63
ER
View first unread post (\sqrt{15+4\sqrt{14}}+\sqrt{15-4\sqrt{14}})^2  

Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Roots

obs23

10

9740

13 Dec 2018, 23:14

View the latest post bumpbot

34
ER
View first unread post In 2008, a certain factory produced 30% more widgets  

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

joylive

10

6347

22 Dec 2018, 23:35

View the latest post sahuiitd

34
View first unread post The table above shows the discount structure for advanced purchase of  

Tags: Difficulty: 700-Level,  Arithmetic,  Percents and Interest Problems,  Source: Manhattan GMAT

mrsmarthi

10

6615

04 Feb 2019, 19:38

View the latest post andresmadeddie

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

610

29 Mar 2019, 13:03

View the latest post stne

29
ER
View first unread post Attachment(s) If 20/5 = 1/2^m + 1/2^n what is nm ?  

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

Pdirienzo

10

1469

15 Jun 2019, 11:07

View the latest post learner311

26
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

10

2127

20 Nov 2019, 11:24

View the latest post GMATPrepNow

29
ER
View first unread post If a and b are different values and a – b = √a - √b, then in terms of  

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

Bunuel

10

7992

11 Aug 2018, 10:08

View the latest post bumpbot

41
ER
View first unread post \sqrt{7 + \sqrt{48}} - \sqrt{3} = ?  

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

faiint

10

7302

22 Aug 2019, 04:09

View the latest post Kinshook

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

4824

16 Aug 2019, 06:39

View the latest post bumpbot

26
ER
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

4811

25 Nov 2018, 09:24

View the latest post bumpbot

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

670

19 Nov 2019, 07:34

View the latest post arunsankar

49
ER
View first unread post What is the value of 1+1/(1+2)+1/(1+2+3)  

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

chetan2u

10

1771

04 Jul 2019, 21:13

View the latest post bumpbot

15
ER
View first unread post Problem Solving Pack 3, Question 2 If x^2 - xy - 32 = 0....  

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

EMPOWERgmatRichC

10

2020

06 Mar 2019, 05:25

View the latest post GMATGuruNY

4
View first unread post IF P = 9^{1/2} - 9^{1/3} - 9^{1/4}, then P is:  

Tags: Difficulty: 700-Level,  Arithmetic,  Exponents/Powers,  Source: Princeton Review

MahmoudFawzy

10

715

27 Jun 2019, 12:58

View the latest post menonrit

14
ER
View first unread post If a and b are integers and (3√a*√b)^6 = 500, then a + b could equal  

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

Bunuel

10

3126

21 Apr 2019, 00:50

View the latest post bumpbot

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

Tags: Difficulty: 700-Level,  Algebra

Bunuel

10

579

19 Nov 2019, 19:27

View the latest post ScottTargetTestPrep

34
ER
View first unread post 3(4^5+4^6+4^7+4^8+4^9+4^10)/(2^5+2^6+2^7+2^8+2^9+2^10)  

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

alinomoto

10

4939

14 Sep 2016, 03:45

View the latest post bumpbot

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

8315

29 Aug 2019, 06:34

View the latest post bumpbot

16
ER
View first unread post Find the range of values of x such that ((x+6) (3x-4)^3)/(x+2)^2 > 0  

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

EgmatQuantExpert

10

1803

17 Oct 2019, 13:10

View the latest post bumpbot

77
ER
View first unread post Which of the following cannot be the sum of two or more cons  

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

TheNona

10

7873

05 Jul 2019, 09:50

View the latest post bumpbot

17
ER
View first unread post Find the range of values of x such that (x-5)^3 (2-4x) < 0  

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

EgmatQuantExpert

10

1916

15 Oct 2019, 09:19

View the latest post bumpbot

12
ER
View first unread post p is equal to the product of 2^x, 3^y, and 5^z. If x, y, and z are pos  

Tags: Difficulty: 700-Level,  Algebra,  Min/Max Problems,  Source: GMAT Hacks

MaggieSG

10

2092

17 Sep 2018, 10:35

View the latest post bumpbot

52
ER
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

11383

17 Nov 2019, 17:08

View the latest post bumpbot

19
ER
View first unread post Let p and q be the roots of the quadratic equation  

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

tarunanandani

11

1792

23 Jul 2019, 22:50

View the latest post bumpbot

6
ER
View first unread post Which of the following is the number of solutions to the system of equ  

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

Bunuel

11

1440

22 May 2017, 13:14

View the latest post sisirkant

18
ER
View first unread post Suppose that a and b are nonzero real numbers, and that the equation x  

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

Bunuel

11

1061

13 Sep 2019, 06:42

View the latest post exc4libur

19
View first unread post At the post office, a letter must go through a sorting process with fo  

Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals,  Word Problems

fluke

11

4288

24 Feb 2019, 08:50

View the latest post bumpbot

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

1772

30 Sep 2019, 09:08

View the latest post Kanika3agg

43
ER
View first unread post The cost per unit of electricity during a 4 year period is a  

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

Safal

11

4992

27 Sep 2019, 03:12

View the latest post VeritasKarishma

81
ER
View first unread post Last month a certain music club offered a discount to  

Tags: Difficulty: 700-Level,  Arithmetic,  Inequalities,  Word Problems,  Source: OG 2020

Bunuel

11

47561

10 Nov 2018, 02:57

View the latest post akbgmatter

72
ER
View first unread post If it is 6:27 in the evening on a certain day, what time in  

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

Madelaine88

11

4830

03 Sep 2019, 13:20

View the latest post TheNightKing

35
ER
View first unread post A bucket contains a mixture of two liquids A & B  

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

jackfr2

11

7132

22 Oct 2018, 04:29

View the latest post _shashank_shekhar_

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

13
ER
View first unread post There are 108 positive integers. 50% of the integers have...  

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

Kaczet

11

887

15 Jan 2019, 19:40

View the latest post mjbobak

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

1385

02 Oct 2017, 12:55

View the latest post rulingbear

23
ER
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

3610

19 Nov 2019, 14:57

View the latest post EMPOWERgmatRichC

38
ER
View first unread post If x and y are positive and x^2+y^2=100, then for which of the followi  

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

reto

11

5278

25 Mar 2019, 14:46

View the latest post bumpbot

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

87028

09 Jan 2019, 07:57

View the latest post gmatbusters

28
ER
View first unread post Leo, Shelly and Raj can complete a certain job in 10, 12, and 15 days  

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

EgmatQuantExpert

11

2146

29 Aug 2019, 22:43

View the latest post pratik2018

72
ER
View first unread post Attachment(s) On the number line shown, the distance between 0 and a . . .  

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

EgmatQuantExpert

11

4310

01 Nov 2019, 19:03

View the latest post prgmatbiz

new topic Question banks Downloads My Bookmarks Reviews Important topics

Go to page Previous    1  ...  9   10   11   12   13   14   15   16   17   18   19   20    Next

Search for:


Powered by phpBB © phpBB Group | Emoji artwork provided by EmojiOne