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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

4827

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

190

9158

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

104407

29 Jul 2019, 07:22

View the latest post Shrinidhi

1937
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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

755824

22 Feb 2012, 11:27

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Topics

34
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View first unread post [24+ 5(23)^1/2)]^1/2 + [24- 5(23)^1/2)]^1/2 lies between:  

Tags: Difficulty: 700-Level,  Algebra,  Roots

mneeti

17

7196

19 Jul 2019, 06:20

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54
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View first unread post If two integers are chosen at random out of first 5 positive integers,  

Tags: Difficulty: 700-Level,  Algebra,  Combinations,  Number Properties,  Poor Quality,  Probability,  Source: Veritas Prep

dabaobao

12

1693

18 Jul 2019, 23:46

View the latest post hellosanthosh2k2

10
View first unread post If x(x-1)/(x-2)(x-3)<0 and x<>2 and x<>3, then which of the following  

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

Kinshook

7

341

18 Jul 2019, 22:36

View the latest post Chethan92

62
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View first unread post For how many ordered pairs (x , y) that are solutions of the equation  

Go to page: 1, 2, 3, 4 Tags: Difficulty: 700-Level,  Algebra,  Source: Math Revolution

Bunuel

74

2319

17 Jul 2019, 21:39

View the latest post komals06

32
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View first unread post 225, or 15^2, is the first perfect square that begins with  

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

Vijayeta

6

4667

16 Jul 2019, 10:26

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1
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View first unread post Which two of the following numbers, when added together, yield a sum  

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

Bunuel

3

393

16 Jul 2019, 01:20

View the latest post Kinshook

23
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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

2748

16 Jul 2019, 01:11

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26
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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

6088

15 Jul 2019, 22:49

View the latest post kapil1

11
View first unread post What is the product of all negative roots of the equation (x+5)^2 -11|  

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

Kinshook

3

529

14 Jul 2019, 11:25

View the latest post nick1816

35
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View first unread post What is the sum of all unique solutions for x^2+6x+9=|x+3| ?  

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

Bunuel

15

4352

13 Jul 2019, 14:56

View the latest post plk

5
View first unread post A piece of cloth costs $35. If the length of the piece  

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

Woody19

4

411

13 Jul 2019, 13:45

View the latest post RusskiyLev

6
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View first unread post Find the minimum value of x^2 + 7x + 14. A. 14 B. -7 C. 0 D. 7 E. 1.75  

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

Dillesh4096

1

324

12 Jul 2019, 01:06

View the latest post Bunuel

12
View first unread post In a certain list of numbers, the first number is 2, the second number  

Tags: Difficulty: 700-Level,  Arithmetic

ritumaheshwari02

4

2040

11 Jul 2019, 22:24

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9
ER
View first unread post Set A of 8 positive integers may have the same element and have 38. An  

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

MathRevolution

7

1538

11 Jul 2019, 12:04

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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

2264

11 Jul 2019, 11:49

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18
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View first unread post N is a positive 3-digit integer in which all three digits have  

Tags: Difficulty: 700-Level,  Arithmetic,  Source: GMATPrepNow

GMATPrepNow

3

507

11 Jul 2019, 06:21

View the latest post GMATPrepNow

48
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View first unread post Attachment(s) For how many unique pairs of nonnegative integers {a, b} is the equati  

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

Bunuel

8

4042

11 Jul 2019, 04:03

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215
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View first unread post For every positive integer n, the nth term of sequence is given by an=  

Tags: Difficulty: 700-Level,  Algebra,  Sequences

inakihernandez

16

30536

10 Jul 2019, 22:41

View the latest post dcummins

123
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View first unread post Attachment(s) Which of the following function follows the rule: f(a + b) = f(a)*f(b)  

Go to page: 1, 2, 3, 4, 5 Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Source: e-GMAT

Bunuel

85

2921

10 Jul 2019, 21:36

View the latest post LfcLegend

70
ER
View first unread post Find the minimum value of an expression 2 (x^2) + 3 (y^2) -  

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

MisterEko

13

14120

10 Jul 2019, 12:48

View the latest post bumpbot

5
View first unread post Attachment(s) A wholesaler purchases “n” mobile phones from the manufacturer at a pr  

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

PriyankaPalit7

3

340

09 Jul 2019, 11:37

View the latest post Sanjay7392

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

573

08 Jul 2019, 22:49

View the latest post VeritasKarishma

38
ER
View first unread post A student cuts 80 rectangles from construction paper, all of which are  

Tags: Difficulty: 700-Level,  Algebra,  Geometry,  Overlapping Sets,  Source: Manhattan GMAT

giobas

8

2354

08 Jul 2019, 09:14

View the latest post Shishou

17
ER
View first unread post If a is equal to the sum of the odd integers from 15 to 35, inclusive  

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

CAMANISHPARMAR

7

852

07 Jul 2019, 14:39

View the latest post kanak2016

8
ER
View first unread post [V] denotes the greatest integer less than or equal to 'V'. 'V' is a p  

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

nick1816

3

382

05 Jul 2019, 23:17

View the latest post Sreeragc

91
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View first unread post A, B, C, D, E, F, G, and H are all integers, listed in order of increa  

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

Bunuel

9

5642

05 Jul 2019, 14:17

View the latest post menonrit

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

7875

05 Jul 2019, 09:50

View the latest post bumpbot

43
ER
View first unread post Attachment(s) In the expansion of (x + y)^6, what is the coefficient of the x^3y^3  

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

Bunuel

12

31946

05 Jul 2019, 06:55

View the latest post Sreeragc

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

1263

05 Jul 2019, 03:11

View the latest post Sreeragc

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

1772

04 Jul 2019, 21:13

View the latest post bumpbot

7
View first unread post 4≤p≤9, -0.25≤q≤0.36, -0.49≤r≤-0.01 and r/s^2 = p^2/q, where p, q, r an  

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

nick1816

1

307

04 Jul 2019, 03:31

View the latest post Kinshook

22
ER
View first unread post For a certain set of numbers, if x is in the set, then both  

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

tk1tez7777

5

3551

04 Jul 2019, 01:17

View the latest post Bunuel

99
ER
View first unread post (1.00001)(0.99999) - (1.00002)(0.99998) =  

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

anon1

16

9652

02 Jul 2019, 19:09

View the latest post EMPOWERgmatRichC

45
ER
View first unread post The product of the two-digit numbers above is the three-digi  

Tags: Difficulty: 700-Level,  Arithmetic,  Source: OG 10,  Source: Official Guide,  Source: Quant Review 1st,  Source: Quant Review 2nd

Bunuel

14

7214

02 Jul 2019, 19:02

View the latest post EMPOWERgmatRichC

39
ER
View first unread post How many factors of 1500 are not divisible by 15?  

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

CAMANISHPARMAR

7

1826

01 Jul 2019, 18:03

View the latest post ScottTargetTestPrep

9
View first unread post The function f is defined as f(x,y) = xy for positive numbers x and y.  

Tags: Difficulty: 700-Level,  Algebra,  Functions and Custom Characters,  Source: e-GMAT

kiran120680

5

581

01 Jul 2019, 14:28

View the latest post menonrit

93
ER
View first unread post A rainstorm increased the amount of water stored in State J  

Tags: Difficulty: 700-Level,  Arithmetic,  Percents and Interest Problems,  Source: 800 Score,  Source: OG 11,  Source: OG 12,  Source: OG 2015,  Source: Official Guide

Bunuel

19

23517

01 Jul 2019, 12:30

View the latest post Asad

21
ER
View first unread post If x is a positive number and a=√x∗x−x,  

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

gmatgambler

7

4094

01 Jul 2019, 10:05

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53
ER
View first unread post If (3^4)(5^6)(7^3) = (35^n)(x), where x and n are both posit  

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

roygush

19

7252

01 Jul 2019, 08:04

View the latest post bumpbot

6
ER
View first unread post If p = 10^x – 6 and the sum of the digits of integer p is 274 then  

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

Bunuel

7

579

01 Jul 2019, 07:25

View the latest post Archit3110

View first unread post The value of the sum 7 x 11 + 11 x 15 + 15 x 19 + ...+ 95 x 99 is  

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

raghavrf

2

531

30 Jun 2019, 23:04

View the latest post Kinshook

10
View first unread post It is given that x^2 + y^2 = z + 1, y^2 + z^2 = x + 1 and z^2 +x^2=y+1  

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

nick1816

7

522

30 Jun 2019, 21:09

View the latest post pankaj2k19

3
ER
View first unread post Both roots of the quadratic equation x^2-39x+a = 0 are prime numbers.  

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

MathRevolution

4

397

30 Jun 2019, 18:05

View the latest post MathRevolution

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

11510

29 Jun 2019, 21:45

View the latest post ChiraKaimook

19
ER
View first unread post Attachment(s) Red roses cost $ 9 and yellow roses costs $14  

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

ajithkumar

6

2416

29 Jun 2019, 11:40

View the latest post Maxcromea

7
ER
View first unread post A restaurant offers a $10-meal that consists of exactly three food ite  

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

N22J

9

523

29 Jun 2019, 07:48

View the latest post prabsahi

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

599

29 Jun 2019, 05:13

View the latest post omavsp

5
View first unread post What is the sum of {1/1∗4 + 1/2∗5 + 1/3∗6 + 1/4∗7....}  

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

utkarshg97

3

364

28 Jun 2019, 23:14

View the latest post Dillesh4096

3
ER
View first unread post If the city centers of New York and London are 3,471 miles apart, whic  

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

Bunuel

5

1457

28 Jun 2019, 23:02

View the latest post RJ7X0DefiningMyX

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

373

28 Jun 2019, 19:08

View the latest post nick1816

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