GMAT Club Forum

7!! ER

GMAT Club MBA Scholarship 2025-2026: $10,000 - Application Open!

bb

10 Nov 2025, 10:56

10

3

3,238

by: bb

14 Nov 2025, 10:58

7!! ER

Complete 1000 GMAT Data Sufficiency Series (DS-1000 Series) Questions

Bunuel

25 Oct 2022, 08:11

153

12

67,652

by: Bunuel

02 Oct 2025, 01:36

7!! ER

100 Hardest and easiest questions for DS as of October 2025

1, 2

Bunuel

21 Aug 2015, 03:42

842

24

183,698

by: bumpbot

16 Sep 2025, 06:05

7!! ER

DS Question Directory by Topic and Difficulty

bb

07 Mar 2012, 08:58

1,506

0

480,521

by: bb

07 Mar 2012, 08:58

7!! ER

If all the N students of a class are classified into groups of either

805+ Level | Multiples and Factors, Number Properties

805+ Level | Multiples and Factors, Number Properties hide tags

EgmatQuantExpert

07 Jun 2018, 22:31

157

15

19,854

by: bumpbot

17 May 2025, 19:24

7!! ER

What is the positive integer n?

705-805 Level | Multiples and Factors, Number Properties

705-805 Level | Multiples and Factors, Number Properties hide tags

enigma123

27 Jan 2012, 16:08

140

16

31,879

by: bumpbot

17 May 2025, 09:26

7!! ER

The integers m and p are such that 2<m<p, and m is not a

705-805 Level | Multiples and Factors +2 tags

705-805 Level | Multiples and Factors, Number Properties, Remainders hide tags

LM

06 May 2010, 12:30

359

19

41,283

by: bumpbot

17 May 2025, 06:19

7!! ER

If a and b are positive integers divisible by 6, is 6 the greatest com

705-805 Level | Multiples and Factors

705-805 Level | Multiples and Factors hide tags

1, 2

gmatbull

02 Sep 2010, 23:28

223

24

39,464

by: bumpbot

16 May 2025, 22:04

7!! ER

Does the prime number p divide n!?

805+ Level | Multiples and Factors, Number Properties

805+ Level | Multiples and Factors, Number Properties hide tags

surendar26

20 Dec 2010, 10:10

24

11

6,346

by: bumpbot

15 May 2025, 00:04

7!! ER

If P is a set of integers and 3 is in P, is every positive

705-805 Level | Multiples and Factors, Statistics and Sets Problems

705-805 Level | Multiples and Factors, Statistics and Sets Problems hide tags

1, 2

Caffmeister

02 Jul 2010, 10:24

132

21

23,750

by: bumpbot

14 May 2025, 15:41

7!! ER

If 15 is a factor of p as well as q, is 15 the highest common factor?

705-805 Level | Multiples and Factors

705-805 Level | Multiples and Factors hide tags

buan15

18 Jun 2020, 09:39

22

6

3,685

by: licrolicro

01 May 2025, 14:33

7!! ER

If P and Q are positive integers and Q = 10 + 4P, find the GCD of P an

705-805 Level | Multiples and Factors, Number Properties

705-805 Level | Multiples and Factors, Number Properties hide tags

Bunuel

11 Nov 2019, 04:43

23

3

3,750

by: bumpbot

27 Apr 2025, 08:01

7!! ER

b is a multiple of 7. Is ab a multiple of 1,638 ? (1) a is divisible b

805+ Level | Multiples and Factors

805+ Level | Multiples and Factors hide tags

Bunuel

18 Oct 2022, 01:30

3

1,675

by: bumpbot

27 Apr 2025, 00:52

7!! ER

If u is a multiple of prime number v, is u a multiple of v^2?

605-655 Level | Multiples and Factors, Number Properties

605-655 Level | Multiples and Factors, Number Properties hide tags

RoberJr

16 Jan 2015, 01:50

21

4

6,587

by: bumpbot

26 Apr 2025, 23:21

7!! ER

Is the integer x divisible by 6?

555-605 Level | Multiples and Factors, Number Properties

555-605 Level | Multiples and Factors, Number Properties hide tags

jackychamp

14 Feb 2008, 12:37

224

18

62,921

by: bumpbot

24 Apr 2025, 11:08

7!! ER

Is r*s a multiple of 25? (r and s are positive integers)

605-655 Level | Multiples and Factors

605-655 Level | Multiples and Factors hide tags

fattty

13 Jan 2016, 23:34

84

10

10,405

by: bumpbot

24 Apr 2025, 05:09

7!! ER

If k is a positive integer and n = k(k + 7), is n divisible by 6?

605-655 Level | Multiples and Factors, Remainders

605-655 Level | Multiples and Factors, Remainders hide tags

1, 2

Jem2905

02 Nov 2013, 14:01

336

21

64,051

by: bumpbot

24 Apr 2025, 04:39

7!! ER

If n is an integer, what is the greatest common divisor of 12 and n ?

555-605 Level | Multiples and Factors

555-605 Level | Multiples and Factors hide tags

Bunuel

25 Jun 2018, 20:29

368

14

38,200

by: bumpbot

24 Apr 2025, 04:34

7!! ER

Is the positive integer n a multiple of 20?

655-705 Level | Multiples and Factors

655-705 Level | Multiples and Factors hide tags

kiran120680

18 Feb 2019, 11:01

39

7

8,155

by: bumpbot

22 Apr 2025, 11:35

7!! ER

If t is the sum of three consecutive positive integers, is t a

655-705 Level | Multiples and Factors

655-705 Level | Multiples and Factors hide tags

Bunuel

22 Dec 2015, 04:30

20

9

7,012

by: bumpbot

22 Apr 2025, 09:38

7!! ER

If x, y, and d are integers and d is odd, are both x and y divisible

655-705 Level | Multiples and Factors

655-705 Level | Multiples and Factors hide tags

eybrj2

02 Mar 2012, 10:36

324

17

26,104

by: bumpbot

20 Apr 2025, 03:33

7!! ER

x, y are positive integers. Find the number of even factors of 4x^2

805+ Level | Multiples and Factors, Number Properties

805+ Level | Multiples and Factors, Number Properties hide tags

EgmatQuantExpert

05 May 2015, 02:17

100

6

13,260

by: ravi1522

19 Apr 2025, 22:45

7!! ER

If n is a positive integer, is 1/n - 1/(n+1) < 0.05?

555-605 Level | Inequalities, Multiples and Factors

555-605 Level | Inequalities, Multiples and Factors hide tags

Bunuel

29 Oct 2019, 02:15

6

7

6,415

by: bumpbot

18 Apr 2025, 06:30

7!! ER

Is the number n divisible by 6? (1) The sum of the digits of n is 18

555-605 Level | Multiples and Factors

555-605 Level | Multiples and Factors hide tags

Bunuel

31 Mar 2022, 01:30

4

2

2,231

by: bumpbot

18 Apr 2025, 06:22

7!! ER

The number N is 6H12, the hundred's digit being represented by H. What

605-655 Level | Multiples and Factors

605-655 Level | Multiples and Factors hide tags

Bunuel

16 Mar 2022, 01:30

11

3

3,444

by: bumpbot

18 Apr 2025, 06:16

7!! ER

If X and N are positive integers, what is the remainder when X is

555-605 Level | Multiples and Factors, Number Properties

555-605 Level | Multiples and Factors, Number Properties hide tags

amanvermagmat

02 Jul 2018, 11:11

11

6

1,758

by: bumpbot

18 Apr 2025, 03:39

7!! ER

An integer x divided by nine gives a number f, where 0<f<1. What is th

655-705 Level | Multiples and Factors

655-705 Level | Multiples and Factors hide tags

Bunuel

07 Apr 2020, 04:21

12

5

2,793

by: bumpbot

16 Apr 2025, 07:37

7!!

If n is an integer, is n!/(n - 3)! divisible by 24?

805+ Level | Multiples and Factors

805+ Level | Multiples and Factors hide tags

YB10

23 Sep 2023, 20:44

8

2

1,495

by: bumpbot

14 Apr 2025, 08:58

7!! ER

A positive integer N has exactly 6 unique positive factors. What is th

705-805 Level | Multiples and Factors

705-805 Level | Multiples and Factors hide tags

amanvermagmat

21 Mar 2019, 22:22

8

3

3,445

by: bumpbot

11 Apr 2025, 08:40

7!! ER

For each positive integer k, let ak = (1 + 1/(k+1)). Is the product a1

655-705 Level | Multiples and Factors +2 tags

655-705 Level | Multiples and Factors, Number Properties, Sequences hide tags

gmatt1476

21 Sep 2019, 15:20

183

13

26,122

by: bumpbot

09 Apr 2025, 12:05

7!! ER

GMAT CLUB OLYMPICS: If x > 0, is 1/x a prime number ?

805+ Level | Multiples and Factors, Number Properties

805+ Level | Multiples and Factors, Number Properties hide tags

Bunuel

16 Aug 2021, 08:00

41

8

7,812

by: bumpbot

09 Apr 2025, 11:42

7!! ER

What is the range of set S ?

705-805 Level | Multiples and Factors

705-805 Level | Multiples and Factors hide tags

dungltp9

14 Oct 2021, 00:53

13

8

2,355

by: adi007

09 Apr 2025, 07:08

7!! ER

Is positive integer n a multiple of 6? (1) 3 is a factor of n. (2) 3n

605-655 Level | Multiples and Factors

605-655 Level | Multiples and Factors hide tags

Bunuel

08 May 2019, 00:33

14

4

2,522

by: bumpbot

08 Apr 2025, 16:09

7!! ER

Is p divisible 168? (1) p is divisible by 14 (2) p is divisible by 12

555-605 Level | Multiples and Factors

555-605 Level | Multiples and Factors hide tags

Bunuel

16 Mar 2022, 04:00

12

5

4,551

by: NEYR0N

08 Apr 2025, 05:10

7!! ER

12 Days of Christmas GMAT Competition - Day 2: If k is a positive

805+ Level | Multiples and Factors, Number Properties

805+ Level | Multiples and Factors, Number Properties hide tags

Bunuel

12 Dec 2023, 07:00

21

10

3,421

by: bumpbot

07 Apr 2025, 09:45

7!! ER

If a, b, and c are three positive integers, each greater than 1, what

555-605 Level | Multiples and Factors, Remainders

555-605 Level | Multiples and Factors, Remainders hide tags

Bunuel

26 Feb 2020, 01:53

22

11

7,044

by: bumpbot

05 Apr 2025, 23:46

7!! ER

If integer n is a 2-digit number, is n divisible by 9? (1) When n is d

605-655 Level | Multiples and Factors, Remainders

605-655 Level | Multiples and Factors, Remainders hide tags

Bunuel

11 Dec 2018, 01:34

4

10,051

by: bumpbot

05 Apr 2025, 10:34

7!! ER

If y is a positive integer, is y/8 an integer?

605-655 Level | Multiples and Factors, Number Properties

605-655 Level | Multiples and Factors, Number Properties hide tags

TheUltimateWinner

19 Dec 2020, 10:41

6

5

1,842

by: bumpbot

05 Apr 2025, 03:36

7!! ER

GMAT Club World Cup 2022 (DAY 10): Is the sum of four consecutive

655-705 Level | Multiples and Factors, Number Properties

655-705 Level | Multiples and Factors, Number Properties hide tags

Bunuel

22 Jul 2022, 08:00

19

5

3,881

by: bumpbot

03 Apr 2025, 20:33

7!! ER

If x and y are integers and 2 < x < y, does y = 16 ?

705-805 Level | Multiples and Factors

705-805 Level | Multiples and Factors hide tags

Archit143

09 Mar 2013, 13:06

49

12

15,062

by: bumpbot

03 Apr 2025, 11:10

7!! ER

If x and y are positive intergers, what is the remainder

505-555 Level | Multiples and Factors, Remainders

505-555 Level | Multiples and Factors, Remainders hide tags

MHIKER

19 Feb 2011, 11:13

47

5

10,123

by: bumpbot

02 Apr 2025, 09:16

7!! ER

Is the integer n a multiple of 15 ? (1) n is a multiple of 20 (2) n

555-605 Level | Multiples and Factors

555-605 Level | Multiples and Factors hide tags

Wayxi

30 Jan 2011, 21:39

43

11

10,085

by: bumpbot

02 Apr 2025, 09:15

7!! ER

If p/r = 3, What is the value of r ?

Sub 505 Level | Multiples and Factors, Number Properties

Sub 505 Level | Multiples and Factors, Number Properties hide tags

Bunuel

23 May 2020, 04:37

4

5

3,657

by: bumpbot

02 Apr 2025, 08:12

7!! ER

Set S consists of n consecutive positive integers. If n > 3, what is

705-805 Level | Multiples and Factors

705-805 Level | Multiples and Factors hide tags

Bunuel

17 Mar 2020, 09:11

17

10

5,167

by: bumpbot

31 Mar 2025, 04:43

7!! ER

If x and y are positive integers, is 2x a multiple of y?

805+ Level | Multiples and Factors

805+ Level | Multiples and Factors hide tags

allabout

01 Jan 2006, 14:03

68

11

24,373

by: bumpbot

30 Mar 2025, 07:12

7!! ER

Given that x is a positive integer, what is the greatest common diviso

705-805 Level | Multiples and Factors, Number Properties

705-805 Level | Multiples and Factors, Number Properties hide tags

Bunuel

07 Jul 2015, 02:28

56

11

8,864

by: bumpbot

28 Mar 2025, 21:54

7!! ER

If y is an integer such that 2 < y < 100 and if y is also the square

605-655 Level | Multiples and Factors, Number Properties

605-655 Level | Multiples and Factors, Number Properties hide tags

Bunuel

14 Jan 2015, 02:35

14

6

6,197

by: bumpbot

28 Mar 2025, 10:08

7!! ER

If n is a positive integer, is n^3 n divisible by 4 ?

605-655 Level | Multiples and Factors, Number Properties

605-655 Level | Multiples and Factors, Number Properties hide tags

1, 2

bambazoon

18 Aug 2009, 08:53

247

21

52,279

by: bumpbot

28 Mar 2025, 10:00

7!! ER

What is the least possible common multiple of positive integers x and

555-605 Level | Multiples and Factors

555-605 Level | Multiples and Factors hide tags

Bunuel

15 Dec 2016, 04:42

8

4

3,853

by: RakshitaR

28 Mar 2025, 02:33

7!! ER

If n is an integer greater than 1 is 3^n-2^n divisible by 35

805+ Level | Exponents +2 tags

805+ Level | Exponents, Multiples and Factors, Number Properties hide tags

1, 2

Bunuel

08 Oct 2009, 07:20

320

29

28,724

by: bumpbot

27 Mar 2025, 05:12

7!! ER

A set of five distinct positive integers has a median of 3 and a range

705-805 Level | Multiples and Factors +2 tags

705-805 Level | Multiples and Factors, Number Properties, Statistics and Sets Problems hide tags

rakshitsood

05 Jun 2020, 11:34

25

4

3,670

by: bumpbot

27 Mar 2025, 03:25

7!! ER

If x is a positive integer, how many positive integers less than x are

805+ Level | Multiples and Factors

805+ Level | Multiples and Factors hide tags

gmatt1476

21 Sep 2019, 19:16

335

15

31,991

by: bumpbot

27 Mar 2025, 02:57

7!! ER

a, b, s, k are different non-zero integers...

705-805 Level | Multiples and Factors

705-805 Level | Multiples and Factors hide tags

Limara1

02 Aug 2017, 16:28

2

5

1,486

by: bumpbot

26 Mar 2025, 21:09

7!! ER

Given that n is an integer, is n 1 divisible by 3?

605-655 Level | Multiples and Factors

605-655 Level | Multiples and Factors hide tags

dimitri92

18 May 2010, 05:36

78

18

25,242

by: bumpbot

26 Mar 2025, 06:57

Data Sufficiency (DS)