GMAT Data Sufficiency (DS) Forum - Free Practice Questions

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

Bunuel

25 Oct 2022, 08:11

178

15

78,885

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

857

24

188,619

by: bumpbot

16 Sep 2025, 06:05

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DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

488,086

by: bb

29 Aug 2025, 13:27

ER

If x and y are prime numbers, how many factors has x^2y^2?

605-655 (Medium) | Multiples and Factors, Number Properties

605-655 (Medium) | Multiples and Factors, Number Properties hide tags

MathRevolution

21 Aug 2018, 03:36

31

7

4,370

by: bumpbot

27 Jan 2025, 09:46

ER

Sue is now 15 years younger than Jane. How old is Sue in 2000?

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

27 Jan 2025, 01:30

5

1,181

by: pi31415926

27 Jan 2025, 09:37

ER

A particular party mix contains pretzels, chips, and nuts. If there

555-605 (Medium) | Fractions and Ratios

555-605 (Medium) | Fractions and Ratios hide tags

Bunuel

27 Jan 2025, 01:30

5

3

1,612

by: Gmat750aspirant

27 Jan 2025, 09:31

ER

If b = 0.cdef where c, d, e and f represent non-zero digits, what is b

655-705 (Hard) | Multiples and Factors, Number Properties

655-705 (Hard) | Multiples and Factors, Number Properties hide tags

Bunuel

10 Jul 2018, 21:04

14

3

4,483

by: bumpbot

27 Jan 2025, 09:25

ER

The Population of a city, which was x in January, increases by a certa

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

29 Sep 2015, 05:04

4

2,637

by: ShilpiAgnihotrii

27 Jan 2025, 04:36

ER

A worker is hired for 7 days. Each day, he is paid 11 dollars more

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

06 May 2024, 01:30

5

3

2,052

by: Kandy11

27 Jan 2025, 00:30

ER

What is the remainder when n is divided by 26, given that n divided by

655-705 (Hard) | Remainders

655-705 (Hard) | Remainders hide tags

Bunuel

20 Oct 2015, 12:11

103

13

17,315

by: bumpbot

26 Jan 2025, 14:33

ER

Does line P (not pictured) intersect line segment QR in the

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

joylive

07 Oct 2013, 11:04

41

13

16,823

by: aronbhati

26 Jan 2025, 06:05

ER

An artist creates mosaics using stone tiles provided by his clients.

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

22 Sep 2021, 02:00

18

6

3,850

by: hr1212

26 Jan 2025, 04:29

ER

What is the remainder when the average (arithmetic mean) of the intege

805+ (Hard) | Remainders

805+ (Hard) | Remainders hide tags

Bunuel

04 Jan 2023, 11:15

10

6

2,225

by: bumpbot

26 Jan 2025, 03:44

ER

Alice, Barbara, and Cynia work on identical tasks at differe

655-705 (Hard) | Work and Rate Problems

655-705 (Hard) | Work and Rate Problems hide tags

idinuv

23 Dec 2013, 08:01

46

8

14,574

by: bumpbot

25 Jan 2025, 19:38

ER

Is the product pqr divisible by 12?

655-705 (Hard) | Multiples and Factors

655-705 (Hard) | Multiples and Factors hide tags

Bunuel

05 Apr 2016, 05:56

32

7

6,666

by: bumpbot

25 Jan 2025, 15:22

ER

If N is a positive, three-digit integer, what is the hundreds digit of

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

Bunuel

21 Nov 2016, 09:38

21

6

6,673

by: bumpbot

25 Jan 2025, 07:25

ER

A new Coffee Bean & Tea Leaf coffee drink consists only of certain

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

24 Jan 2025, 01:30

1

4

846

by: eega

25 Jan 2025, 06:19

ER

If a merchant purchased a Boombox CD for x dollars

555-605 (Medium) | Percent and Interest Problems

555-605 (Medium) | Percent and Interest Problems hide tags

GMATNinja

18 Apr 2022, 02:18

8

2

2,691

by: bumpbot

25 Jan 2025, 05:38

ER

If x and y each represent a single digit, does the number 8.3xy round

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

09 Mar 2022, 02:30

3

4

4,521

by: bumpbot

25 Jan 2025, 04:52

ER

What is the ratio of men to women enrolled in a certain class?

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

14 Dec 2018, 01:20

8

9

4,562

by: bumpbot

25 Jan 2025, 04:41

ER

If the three-digit integer x=”abc”, where a, b, and c

555-605 (Medium) | Fractions and Ratios

555-605 (Medium) | Fractions and Ratios hide tags

BDSunDevil

04 May 2012, 07:21

63

9

13,462

by: bumpbot

25 Jan 2025, 03:36

ER

Alice sent a total of 600 mails from Monday to Friday. How many mails

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

15 Jan 2025, 01:30

5

4

1,376

by: patronumbeagle

24 Jan 2025, 15:20

ER

The function f is defined for all positive integers n > 4 as

805+ (Hard) | Functions and Custom Characters, Number Properties

805+ (Hard) | Functions and Custom Characters, Number Properties hide tags

Rock750

15 Jan 2014, 12:00

171

14

23,125

by: bumpbot

24 Jan 2025, 13:08

ER

In an integer division operation, the divisor is x, the quotient is y,

705-805 (Hard) | Multiples and Factors, Remainders

705-805 (Hard) | Multiples and Factors, Remainders hide tags

Bunuel

22 Apr 2015, 03:08

40

10

10,564

by: bumpbot

24 Jan 2025, 10:44

ER

If x and y are integers, is (x-y)^2 > (x+y)^2?

705-805 (Hard) | Absolute Values, Inequalities

705-805 (Hard) | Absolute Values, Inequalities hide tags

BrentGMATPrepNow

22 Feb 2020, 10:05

14

3

3,670

by: bumpbot

24 Jan 2025, 10:10

ER

If x is a non-zero integer, what is the value of x?

805+ (Hard) | Exponents

805+ (Hard) | Exponents hide tags

BrentGMATPrepNow

22 Oct 2021, 08:54

7

4

3,568

by: bumpbot

24 Jan 2025, 10:00

ER

In a class of 30 students, Emma secured the third rank among the girls

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

24 Jan 2025, 01:30

5

3

1,422

by: Whoisdmx15

24 Jan 2025, 06:06

ER

If Mary always takes the same route to work, how long did it take Mary

Sub 505 (Easy) | Distance and Speed Problems

Sub 505 (Easy) | Distance and Speed Problems hide tags

NoHalfMeasures

18 Jan 2016, 02:16

18

3

10,160

by: GGGMAT2

23 Jan 2025, 22:39

ER

In the finite sequence of positive integers A1, A2, A3, ..., A11,

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

RITU700

05 Mar 2016, 13:08

26

5

7,581

by: bumpbot

23 Jan 2025, 21:30

ER

If integers x, y and z are greater than 1 what is the value

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

arjtryarjtry

04 Aug 2008, 11:05

231

18

60,499

by: bumpbot

23 Jan 2025, 19:07

ER

A particular yard has a number of apple trees. If during a 6-month

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

23 Jan 2025, 01:30

4

754

by: patronumbeagle

23 Jan 2025, 14:15

ER

Is m < 0? (1) -m = |-m| (2) m^2 = 9

655-705 (Hard) | Absolute Values, Inequalities

655-705 (Hard) | Absolute Values, Inequalities hide tags

seekmba

26 Oct 2023, 09:18

109

12

24,595

by: bumpbot

23 Jan 2025, 12:59

ER

Is the positive integer x greater than the positive int y?

555-605 (Medium) | Inequalities, Number Properties

555-605 (Medium) | Inequalities, Number Properties hide tags

deepaRajan

15 May 2014, 03:51

9

3

3,966

by: bumpbot

23 Jan 2025, 12:47

ER

If x^2 = y + 5 , y = z - 2 and z = 2x , is x^3 + y^2 + z

805+ (Hard) | Algebra, Multiples and Factors

805+ (Hard) | Algebra, Multiples and Factors hide tags

study

13 Jun 2010, 09:11

146

15

36,349

by: bumpbot

23 Jan 2025, 12:32

ER

The salesman received a quarterly bonus, equal to 20% of the total

605-655 (Medium) | Fractions and Ratios

605-655 (Medium) | Fractions and Ratios hide tags

Bunuel

23 Jan 2025, 01:30

4

1,058

by: NextstopISB

23 Jan 2025, 11:03

ER

Is x between 0 and 1?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

bianalyst

05 Jun 2017, 14:17

17

11

8,323

by: bumpbot

23 Jan 2025, 10:47

ER

pq < 70, where both P and Q are distinct odd primes. Determine PQ.

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

shridhar786

06 Nov 2019, 21:58

2

5

2,653

by: bumpbot

23 Jan 2025, 10:16

ER

If A and B are positive integers, does A have fewer factors

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

LM

24 Oct 2012, 05:52

15

3

4,734

by: bumpbot

23 Jan 2025, 07:58

ER

If x and y are integers, what is the value of (x-y)^2?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

17 Nov 2021, 09:00

6

3

2,401

by: Bunuel

23 Jan 2025, 02:29

ER

A tank is filled with gasoline to a depth of exactly 2 feet. The tank

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

1, 2

iamschnaider

24 Jul 2015, 00:23

694

39

85,713

by: bumpbot

22 Jan 2025, 10:34

ER

Is integer x equal to 3?

655-705 (Hard) | Multiples and Factors, Number Properties

655-705 (Hard) | Multiples and Factors, Number Properties hide tags

Bunuel

27 Dec 2016, 08:54

13

5

2,685

by: bumpbot

22 Jan 2025, 08:36

ER

Arville owns three times as many screwdrivers as he does hammers and

605-655 (Medium) | Fractions and Ratios

605-655 (Medium) | Fractions and Ratios hide tags

Bunuel

22 Jan 2025, 01:30

4

2

955

by: Whoisdmx15

22 Jan 2025, 04:05

ER

If x and y are positive integers, is xy a multiple of 8?

655-705 (Hard) | Multiples and Factors, Number Properties

655-705 (Hard) | Multiples and Factors, Number Properties hide tags

Orange08

21 Oct 2019, 01:18

180

14

32,573

by: bumpbot

22 Jan 2025, 02:34

ER

Is the value of x equal to the value of y?

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

pikachu

24 May 2013, 17:32

41

11

9,846

by: bumpbot

21 Jan 2025, 22:59

ER

The symbols $ and # each represent one of the following operations:

655-705 (Hard) | Functions and Custom Characters

655-705 (Hard) | Functions and Custom Characters hide tags

BrentGMATPrepNow

06 Aug 2019, 08:11

5

3

2,034

by: bumpbot

21 Jan 2025, 12:14

ER

Edna has exactly 73 cents in her pocket, in dimes, nickels, and pennie

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

bschoolboy2017

18 Apr 2017, 23:32

4

3

3,053

by: bumpbot

21 Jan 2025, 09:55

ER

What was the ratio of the number of shares of stock X to shares of

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

20 Jan 2025, 01:30

1

3

1,222

by: bhargavhhhhhhhh

21 Jan 2025, 07:56

ER

Bill runs a hot dog stand, and at the end of the day he has collected

555-605 (Medium) | Fractions and Ratios

555-605 (Medium) | Fractions and Ratios hide tags

Bunuel

21 Jan 2025, 01:30

3

2

834

by: bhargavhhhhhhhh

21 Jan 2025, 07:38

ER

What is the perimeter of PQRS ? (1) x = 30 degree (2) w= 45 degree

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

1, 2

Asifpirlo

05 Aug 2013, 03:15

319

29

48,271

by: bumpbot

21 Jan 2025, 07:38

ER

A sum of $12000 was distributed among five individuals - A, B, C, D

555-605 (Medium) | Fractions and Ratios

555-605 (Medium) | Fractions and Ratios hide tags

Bunuel

21 Jan 2025, 01:30

2

681

by: bhargavhhhhhhhh

21 Jan 2025, 07:35

ER

If a car travelled for two hours, what was it's average speed for

555-605 (Medium) | Distance and Speed Problems

555-605 (Medium) | Distance and Speed Problems hide tags

Bunuel

01 Jan 2025, 01:30

7

2

1,662

by: bhargavhhhhhhhh

21 Jan 2025, 07:12

Is n an even integer? 1) n/6 is an odd integer 2) n+5 is an odd intege

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

TheUltimateWinner

03 Nov 2020, 11:06

3

1,987

by: Happysumit007

20 Jan 2025, 12:02

ER

If P is the product of all the numbers in set S, is P positive ?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Bunuel

06 Jun 2023, 01:30

11

6

2,011

by: Happysumit007

20 Jan 2025, 10:34