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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

4225

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

8148

12 Oct 2019, 01:31

View the latest post Ramya16

Announcements

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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

100770

29 Jul 2019, 07:22

View the latest post Shrinidhi

1899
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

738814

22 Feb 2012, 11:27

View the latest post bb

Topics

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

12
ER
View first unread post The corn crops of Moses, each of which is 27 acres, have  

Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals,  Poor Quality,  Word Problems,  Source: Economist GMAT Tutor

Joy111

7

9370

16 Feb 2018, 09:32

View the latest post bumpbot

12
ER
View first unread post How many factors of 330 are odd numbers greater than 1?  

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

MathRevolution

7

1785

08 Sep 2018, 07:36

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12
ER
View first unread post Three models (A, B, and C) of cars are distributed among three showroo  

Tags: Difficulty: 700-Level,  Arithmetic,  Min/Max Problems,  Word Problems,  Source: Manhattan GMAT

amithy

8

1784

30 Apr 2018, 02:53

View the latest post shashankism

12
ER
View first unread post If x-5=√x+√5 , which of followings is true?  

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

MathRevolution

3

1110

05 Jun 2019, 01:59

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12
ER
View first unread post If 0 < x < 1 and y > 1, (√(x + y − 2√xy) + √(x + y + 2√xy) =  

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

Bunuel

6

797

26 Sep 2019, 22:20

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12
ER
View first unread post A publisher printed 50,000 copies of a book. All but 500 copies were s  

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

Nanobotstv

7

4020

29 Jul 2019, 16:26

View the latest post ScottTargetTestPrep

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

2360

06 Sep 2019, 01:50

View the latest post kapil1

12
ER
View first unread post Attachment(s) x and y are positive integers such that x + 2y > 20 and 3x – 30 < -y  

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

workout

8

789

12 Dec 2018, 22:40

View the latest post chetan2u

12
ER
View first unread post If y + 4 = (x - 2)^2, x + 4 = (y - 2)^2, and x ≠ y, what is the value  

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

Bunuel

8

540

01 May 2019, 11:26

View the latest post ManjariMishra

12
ER
View first unread post How many different solutions the equation (x^4 - 1)/(x^2 - 1) = 2 have  

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

robypeter

4

883

22 Aug 2019, 14:21

View the latest post bumpbot

12
ER
View first unread post If a1 and a2 are the real roots of x^2-px+12=0, then which of the  

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

darshshah981

3

326

05 Oct 2019, 11:04

View the latest post TestPrepUnlimited

12
ER
View first unread post A certain hall contains two cuckoo clocks. If the first  

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

joylive

11

3692

09 Sep 2019, 15:32

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12
ER
View first unread post A department of motor vehicles asks visitors to draw numbered tickets  

Tags: Difficulty: 700-Level,  Arithmetic,  Divisibility/Multiples/Factors,  Word Problems,  Source: Kaplan

CAMANISHPARMAR

4

957

17 Dec 2018, 23:34

View the latest post VeritasKarishma

12
View first unread post Find the number of integer solutions to |a| + |b| + |c| = 10, where no  

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

Kinshook

4

338

13 Oct 2019, 03:35

View the latest post Peddi

13
ER
View first unread post If a and b are non-zero integers and a^8*b^4 - a^4*b^2 = 12. Which of  

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

Bunuel

16

1809

03 Feb 2019, 09:53

View the latest post KanishkM

13
ER
View first unread post Attachment(s) What is the sum of all values of that satisfy the equation  

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

SW4

5

5486

25 Nov 2018, 09:34

View the latest post bumpbot

13
View first unread post If T= 1/(1*2) + 1/(2*3) + 1/(3*4) + 1/(4*5) + .........  

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

interceptor77

3

1248

26 Feb 2017, 21:53

View the latest post kannu44

13
ER
View first unread post If x is a positive integer, how many values of x satisfy the..........  

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

EgmatQuantExpert

7

880

02 Nov 2018, 08:38

View the latest post Gladiator59

13
View first unread post Five bells begin to toll together and toll respectively at i  

Tags: Difficulty: 700-Level,  Arithmetic

kirankp

5

28414

12 Feb 2018, 21:47

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13
ER
View first unread post A typewriter can type digits at a speed of 5 digits per sec.  

Tags: Difficulty: 700-Level,  Arithmetic

Smita04

5

2045

02 Sep 2019, 23:00

View the latest post chrtpmdr

13
ER
View first unread post Which of the following are roots of an equation x-2+2x-1-15=0  

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

MathRevolution

8

2548

07 Oct 2019, 07:38

View the latest post jvarmaonninen

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

869

15 Jan 2019, 19:40

View the latest post mjbobak

13
ER
View first unread post Attachment(s) List the negative integral values of x that render the algebraic expre  

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

EgmatQuantExpert

8

3488

05 Aug 2018, 12:46

View the latest post tatz

13
ER
View first unread post 5 people including A and B line up in a row. How many possible cases a  

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

MathRevolution

4

1002

12 Sep 2019, 01:59

View the latest post bumpbot

13
View first unread post Attachment(s) If an isosceles triangle an area of 2x^2 + 2x + 1/2. What is its perim  

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

AnkitK

5

2318

29 May 2017, 00:34

View the latest post bumpbot

13
ER
View first unread post Attachment(s) If a,b,c and d are positive integers and their sum is 63, then find th  

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

nick1816

5

1151

05 Jul 2019, 03:11

View the latest post Sreeragc

13
View first unread post 1(1!) + 2(2!) + 3(3!) + 4(4!)………….50(50!) is a multiple of prime P  

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

utkarshg97

2

332

28 Jun 2019, 19:08

View the latest post nick1816

13
ER
View first unread post If (x+1)^{1/3}-{1}{3}x(x+1)^{-2/3}}{(x+1)^{2/3}}=0 then x =  

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

Scyzo

9

1944

24 Jul 2018, 04:52

View the latest post nehalmashtom

13
ER
View first unread post If a*b = a/b - b/a and m > n > 0, then which of following must be true  

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

stonecold

5

1479

16 Oct 2018, 00:43

View the latest post VeritasKarishma

13
View first unread post Given that g(h(x)) = 2x^2 + 3x, and h(g(x)) = x^2 + 4x - 4 for all the  

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

nick1816

1

413

10 Aug 2019, 23:04

View the latest post nick1816

13
ER
View first unread post Question of the Week- 22 (Jack and Jill have certain number of ....)  

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

EgmatQuantExpert

3

1250

22 Nov 2018, 18:27

View the latest post AKY13

13
ER
View first unread post Sarah operated her lemonade stand Monday through  

Tags: Difficulty: 700-Level,  Algebra,  Word Problems,  Source: Grockit

danzig

12

3142

14 Aug 2017, 02:50

View the latest post shashankism

13
ER
View first unread post If x<y, and y(y−2x)=2-x^2, what is the value of x−y?  

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

idinuv

2

4269

24 Sep 2018, 12:29

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13
ER
View first unread post What is the value of 1/(1*2*3)+1/(2*3*4)+...+1/(48*49*50)?  

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

broall

5

1314

21 Dec 2017, 14:35

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13
ER
View first unread post Attachment(s) In the recent electoral polls, 15% of the voter turnout were under the  

Tags: Difficulty: 700-Level,  Algebra,  Probability,  Source: GMAT Hacks

ssp4all

4

2288

24 Sep 2019, 01:21

View the latest post chrtpmdr

13
ER
View first unread post How many roots does x^6 –12x^4 + 32x^2 = 0 have?  

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

Bunuel

4

1676

21 Mar 2017, 19:59

View the latest post EMPOWERgmatRichC

14
ER
View first unread post If x =-100^1/3*100^3 , then the value of 1/x is  

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

daviesj

8

3582

14 Oct 2019, 01:46

View the latest post bumpbot

14
View first unread post Attachment(s) If x and y are integers and 7x−7x−2=3∗14y, what is the value of x?  

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

hazelnut

4

2057

21 Jun 2019, 05:39

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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

2896

21 Apr 2019, 00:50

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14
ER
View first unread post (1.0004)(0.9998) – (1.0002)(0.9996) =  

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

CAMANISHPARMAR

4

781

19 Jun 2018, 19:58

View the latest post chetan2u

14
ER
View first unread post If (49-x^2)^(1/2)-(25-x^2)^(1/2)=3. What is the value of (49-x^2)^(1/2  

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

Bunuel

3

566

29 Jun 2019, 05:13

View the latest post omavsp

14
ER
View first unread post The product of the …five smallest two-digit prime numbers  

Tags: Difficulty: 700-Level,  Arithmetic

metallicafan

3

4992

27 Sep 2018, 17:18

View the latest post ScottTargetTestPrep

14
ER
View first unread post If p and q are positive integers each greater than 1, and 17  

Tags: Difficulty: 700-Level,  Algebra

arifaisal

4

4053

08 Mar 2019, 02:50

View the latest post bumpbot

14
ER
View first unread post If x and y are distinct prime numbers, which of the following could be  

Tags: Difficulty: 700-Level,  Arithmetic,  Number Properties,  Source: Princeton Review

AbdurRakib

5

2278

07 Apr 2019, 11:53

View the latest post bumpbot

14
View first unread post Two workers have different pay scales. Worker A receives $50 for any..  

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

CAMANISHPARMAR

3

641

06 Sep 2019, 16:44

View the latest post bumpbot

14
ER
View first unread post Which of the following cannot be the sum of a 6-digit number  

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

shobhitkh

3

514

08 Jul 2019, 22:49

View the latest post VeritasKarishma

14
ER
View first unread post If a^2 – ab = 2b^2, which of the following could be b/a  

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

ammuseeru

5

1004

17 Jul 2018, 12:07

View the latest post NDND

14
ER
View first unread post x^2 + 4x + 1 = 0. What is the value of x^2 + 1/x^2?  

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

MathRevolution

2

314

03 May 2019, 00:16

View the latest post MathRevolution

14
ER
View first unread post If x^2 + xy - 32 = 0, and x and y are integers, then y could equal eac  

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

Bunuel

4

1017

18 Aug 2018, 20:12

View the latest post JeffTargetTestPrep

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