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

It is currently 15 Oct 2019, 22:17

Problem Solving (PS)

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

Go to page Previous    1   2   3   4   5   6   7   8   9   10   11  ...  517    Next

Search for:

  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

24

4210

27 Sep 2019, 11:20

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

VeritasKarishma

179

8121

12 Oct 2019, 01:31

View the latest post Ramya16

Announcements

506
ER
View first unread post 100 Hardest and easiest questions for PS as of September 2019  

Tags: Difficulty: 700-Level

Bunuel

12

100686

29 Jul 2019, 07:22

View the latest post Shrinidhi

1898
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

738225

22 Feb 2012, 11:27

View the latest post bb

Topics

436
ER
View first unread post The letters D, G, I, I , and T can be used to form 5-letter strings as  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Combinations,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

Bunuel

29

36450

22 Sep 2019, 22:58

View the latest post Raxit85

433
ER
View first unread post Attachment(s) In the figure, each side of square ABCD has length 1, the length of li  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Geometry

singh_amit19

27

77429

22 Sep 2019, 19:44

View the latest post dcummins

433
ER
View first unread post If N is the product of all multiples of 3 between 1 and 100, what is  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Exponents/Powers,  Number Properties,  Source: Economist GMAT Tutor

rafi

38

42451

26 Aug 2019, 03:18

View the latest post Archit3110

429
ER
View first unread post Which of the following fractions is closest to 1/2?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

AbdurRakib

25

37303

09 May 2019, 02:49

View the latest post shaonkarim

423
ER
View first unread post Attachment(s) In a room filled with 7 people, 4 people have exactly 1 sibling in the  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Combinations,  Probability,  Source: Manhattan GMAT

reply2spg

41

66563

18 Sep 2019, 09:54

View the latest post ScottTargetTestPrep

421
ER
View first unread post A certain list consists of 21 different numbers. If n is in  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Sequences,  Statistics and Sets Problems,  Source: GMAT Prep

monirjewel

31

48301

09 Jan 2019, 01:45

View the latest post Archit3110

414
ER
View first unread post If x > y^2 > z^4, which of the following statements could be  

Tags: Difficulty: 700-Level,  Inequalities,  Must or Could be True Questions,  Source: GMAT Prep

Orange08

19

78856

09 Oct 2019, 03:42

View the latest post bumpbot

409
ER
View first unread post A certain experimental mathematics program was tried out in 2 classes  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Min/Max Problems,  Word Problems,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

Bunuel

25

23287

06 Sep 2019, 23:45

View the latest post effatara

407
ER
View first unread post Attachment(s) If integer C is randomly selected from 20 to 99, inclusive.  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Probability,  Source: Manhattan GMAT

shashankp27

43

29109

01 Apr 2019, 23:52

View the latest post sanjanam25

406
ER
View first unread post Find the number of trailing zeros in the expansion of  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Exponents/Powers,  Number Properties

feruz77

42

36251

26 Aug 2019, 08:31

View the latest post Kinshook

406
ER
View first unread post Attachment(s) In the figure shown, what is the value of v+x+y+z+w?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Geometry,  Source: OG 2015,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

Bunuel

23

53240

11 Oct 2019, 21:42

View the latest post bumpbot

406
ER
View first unread post Attachment(s) Pumps A, B, and C operate at their respective constant rates. Pumps A  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Work/Rate Problems,  Source: GMAT Prep

chicagocubsrule

33

56176

09 Oct 2019, 05:55

View the latest post bumpbot

399
ER
View first unread post Attachment(s) PS questions about standard deviation.  

Go to page: 1, 2, 3 Tags: Difficulty: 600-700 Level,  Difficulty: 700-Level,  Difficulty: Sub-600 Level,  Statistics and Sets Problems

Bunuel

58

134977

07 Apr 2018, 13:58

View the latest post Bunuel

398
ER
View first unread post Letter arrangements: understanding probability and combinats  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Functions and Custom Characters,  Probability

Bunuel

39

57262

22 Jul 2013, 19:42

View the latest post up4gmat

398
ER
View first unread post Attachment(s) At a certain fruit stand, the price of each apple is 40 cents and the  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

Bunuel

27

31950

08 Oct 2019, 02:42

View the latest post Sabbir22

398
ER
View first unread post Attachment(s) If the probability that Stock A will increase in value  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Probability

Baten80

38

40310

20 Sep 2019, 23:13

View the latest post Kinshook

398
ER
View first unread post Attachment(s) Which of the following represents the complete range of x  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Inequalities,  Source: Manhattan GMAT

gmatpapa

53

40050

21 Jul 2019, 22:32

View the latest post VeritasKarishma

398
ER
View first unread post Attachment(s) Three grades of milk are 1 percent, 2 percent and 3 percent  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Mixture Problems,  Source: GMAT Prep

JimmyWorld

29

69859

25 Sep 2019, 05:56

View the latest post bumpbot

395
ER
View first unread post Attachment(s) A square wooden plaque has a square brass inlay in the  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Geometry,  Must or Could be True Questions,  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

52

53554

17 Aug 2019, 03:11

View the latest post bumpbot

395
ER
View first unread post Attachment(s) For which of the following functions is f(a + b) = f(a) + f(b) for all  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Arithmetic,  Functions and Custom Characters,  Source: GMAT Prep

zz0vlb

24

21563

07 Oct 2019, 06:00

View the latest post bumpbot

394
ER
View first unread post Attachment(s) If an integer n is to be chosen at random from the integers 1 to 96  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Probability,  Source: PowerPrep

JCLEONES

25

65965

15 Aug 2019, 23:59

View the latest post Pritishd

391
ER
View first unread post Attachment(s) A bus from city M is traveling to city N at a constant speed  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Distance/Rate Problems,  Source: GMAT Club Tests

gmattokyo

37

33765

30 Jul 2019, 11:10

View the latest post snoep

387
ER
View first unread post The sum of four consecutive odd numbers is equal to the sum  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Sequences

bindiyajoisher

35

56220

12 Aug 2019, 10:29

View the latest post bumpbot

387
ER
View first unread post Attachment(s) If y = |x + 5|-|x - 5|, then y can take how many integer  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Source: GMAT Prep

Bunuel

41

20348

22 Sep 2019, 08:27

View the latest post Kinshook

385
ER
View first unread post For any positive integer n, the sum of the first n positive integers  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Arithmetic,  Number Properties,  Source: OG 12,  Source: OG 2015,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

CharmWithSubstance

29

120052

20 Sep 2019, 05:40

View the latest post bumpbot

385
ER
View first unread post Attachment(s) Club X has more than 10 but fewer than 40 members. Sometimes the membe  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Remainders,  Word Problems,  Source: OG 2015,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

Walkabout

23

36143

22 Jun 2019, 02:59

View the latest post bmahes

383
ER
View first unread post Attachment(s) If p is the product of the integers from 1 to 30, inclusive, what is  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Exponents/Powers,  Number Properties,  Source: OG 12,  Source: OG 2015,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

divakarbio7

26

40432

07 Mar 2019, 09:25

View the latest post Drew1213

381
ER
View first unread post According to the directions on a can of frozen orange juice concentrat  

Tags: Difficulty: 600-700 Level,  Mixture Problems,  Source: GMAT Prep

TomB

18

83039

08 Oct 2019, 03:57

View the latest post bumpbot

377
ER
View first unread post If two of the four expressions x+y, x+5y, x-y, and 5x-y are chosen at  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Probability,  Source: GMAT Prep

ronny13

46

76887

01 Oct 2019, 05:33

View the latest post bumpbot

372
ER
View first unread post At a blind taste competition a contestant is offered 3 cups of each of  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Probability,  Source: GMAT Club Tests,  Source: OG 2019

Economist

22

27928

16 Sep 2019, 08:38

View the latest post prabsahi

370
ER
View first unread post Attachment(s) Each year for 4 years, a farmer increased the number of trees in a  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Arithmetic,  Word Problems,  Source: OG 2015,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

imhimanshu

48

44024

01 Sep 2019, 22:46

View the latest post ARIEN3228

370
ER
View first unread post Last month 15 homes were sold in Town X. The average (arithmetic mean)  

Tags: Difficulty: 700-Level,  Min/Max Problems,  Must or Could be True Questions,  Statistics and Sets Problems,  Source: GMAT Prep

sidhu4u

18

44059

09 Oct 2019, 05:46

View the latest post bumpbot

369
ER
View first unread post Attachment(s) When a certain tree was first planted, it was 4 feet tall  

Tags: Difficulty: 700-Level,  Word Problems,  Work/Rate Problems,  Source: GMAT Paper Tests,  Source: GMAT Prep

anilnandyala

17

57866

09 Oct 2019, 04:54

View the latest post bumpbot

366
ER
View first unread post A couple decides to have 4 children. If they succeed in havi  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Combinations,  Probability,  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

22

29909

02 Apr 2019, 12:21

View the latest post Gmatprep550

366
ER
View first unread post An integer n between 1 and 99, inclusive, is to be chosen at  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Divisibility/Multiples/Factors,  Probability,  Source: GMAT Prep

accincognito

25

48107

19 Jul 2019, 09:21

View the latest post amuban

358
ER
View first unread post In order to complete a reading assignment on time, Terry  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Work/Rate Problems,  Source: OG 2015,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

nelz007

29

38110

03 Aug 2019, 07:00

View the latest post ShivamoggaGaganhs

357
ER
View first unread post If the product of all the unique positive divisors of n, a positive in  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Number Properties,  Source: Manhattan GMAT

gmatpapa

24

36985

11 Jan 2019, 02:06

View the latest post Gladiator59

356
ER
View first unread post If M = 4^(1/2) + 4^(1/3) + 4^(1/4), then the value of M is:  

Tags: Difficulty: 600-700 Level,  Roots,  Source: GMAT Prep

zz0vlb

17

50901

09 Oct 2019, 02:26

View the latest post Bunuel

356
ER
View first unread post Attachment(s) For a certain race, 3 teams were allowed to enter 3 members each.  

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

caiyun

24

47760

28 Aug 2019, 16:55

View the latest post EMPOWERgmatRichC

354
ER
View first unread post If d=1/(2^3*5^7) is expressed as a terminating decimal, how many nonze  

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

Walkabout

12

32817

13 Oct 2019, 10:49

View the latest post GMATPrepNow

354
ER
View first unread post If x and y are positive numbers such that x + y = 1, which of the  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Inequalities,  Number Properties,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

BrainLab

29

26642

02 Jun 2019, 03:04

View the latest post DealMakerOne

352
ER
View first unread post If n is a positive integer and n^2 is divisible by 72, then  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Must or Could be True Questions,  Number Properties,  Source: OG 10,  Source: Official Guide,  Source: Quant Review 1st,  Source: Quant Review 2019,  Source: Quant Review 2020,  Source: Quant Review 2nd

amitvmane

31

64501

23 Sep 2019, 02:44

View the latest post Diwabag

349
ER
View first unread post If x, y, and k are positive numbers such that x/(x + y)*10 + y/(x + y)  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Must or Could be True Questions,  Source: OG 12

BANON

33

32040

09 Sep 2019, 10:57

View the latest post Bunuel

348
ER
View first unread post Attachment(s) It takes 6 days for 3 women and 2 men working together to  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Work/Rate Problems,  Source: 800 Score

virtualanimosity

34

63467

26 Sep 2019, 02:49

View the latest post bumpbot

347
ER
View first unread post Attachment(s) In the rectangular coordinate system above, the area of triangular  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Coordinate Geometry,  Source: GMAT Prep

nss123

25

71008

19 Jul 2019, 19:20

View the latest post dcummins

346
ER
View first unread post Attachment(s) From a group of 8 volunteers, including Andrew and Karen  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Probability,  Source: GMAT Prep

mba1382

37

44290

13 May 2019, 11:31

View the latest post GMATPrepNow

345
ER
View first unread post If x and y are positive integers such that y is a multiple of 5 and 3x  

Go to page: 1, 2, 3 Tags: Difficulty: 600-700 Level,  Algebra,  Arithmetic,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

AbdurRakib

41

37639

10 Oct 2019, 22:23

View the latest post VeritasKarishma

345
ER
View first unread post Attachment(s) Which of the following lists the number of points at which a  

Tags: Difficulty: 600-700 Level,  Geometry,  Source: GMAT Prep,  Source: OG 10

GK_Gmat

15

74082

10 Oct 2019, 04:25

View the latest post bumpbot

343
ER
View first unread post Attachment(s) Tanya prepared 4 different letters to be sent to 4 different addresses  

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

tealeaflin

28

85548

10 Oct 2019, 02:52

View the latest post bumpbot

342
ER
View first unread post Attachment(s) A certain club has 10 members, including Harry. One of the  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Probability,  Source: OG 2015,  Source: OG 2016,  Source: OG 2017,  Source: OG 2018,  Source: OG 2019,  Source: OG 2020,  Source: Official Guide

Bunuel

37

39282

23 Sep 2019, 05:56

View the latest post bumpbot

new topic Question banks Downloads My Bookmarks Reviews Important topics

Go to page Previous    1   2   3   4   5   6   7   8   9   10   11  ...  517    Next

Search for:


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