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

176

15

78,611

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of March 2026

1, 2

Bunuel

01 Jan 2026, 05:45

854

24

188,455

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

487,828

by: bb

29 Aug 2025, 13:27

ER

What is the ratio of x to y? (1) x is 30% less than y. (2) x is more

555-605 (Medium) | Percent and Interest Problems

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

Bunuel

30 Jun 2021, 04:00

1

2

1,587

by: TestPrepUnlimited

01 Jul 2021, 09:11

ER

What is the ratio of x to y? (1) the ratio of 0.62 to 1.8y is 3 to 2.

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

Bunuel

13 Jun 2022, 01:30

1

1,264

by: stne

21 Jun 2022, 09:32

ER

What is the ratio of x to y? (1) The ratio of 0.2x to 3y is 1 to 6.

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

Bunuel

05 Apr 2022, 01:30

3

1

2,042

by: TarunKumar1234

05 Apr 2022, 19:55

ER

What is the ratio of x to y? (1) 0.8x + 0.5y = 40 (2) 0.625y = 50 – x

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

02 May 2019, 03:30

2

4

1,893

by: bumpbot

22 Dec 2023, 04:01

ER

What is the ratio of x to y? (1) The ratio of x to 2y is 4:3 (2) The

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

23 Mar 2020, 00:14

2

12,093

by: bumpbot

08 Mar 2023, 12:32

ER

What is the ratio of x to y? (1) 5x = 2y (2) 2y = 7x – 8

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

11 Aug 2021, 07:00

2

1

2,426

by: TestPrepUnlimited

14 Aug 2021, 17:36

ER

What is the ratio of x to y, given that xy ≠ 0? (1) 3x = 4y (2) x = 4

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

22 Dec 2021, 02:30

2

1

1,275

by: BrentGMATPrepNow

22 Dec 2021, 07:59

ER

What is the ratio of the prices of A and B? (1) Three years ago, the

555-605 (Medium) | Fractions and Ratios

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

Bunuel

14 Jul 2021, 04:00

1

1,122

by: Prar11

15 Jul 2021, 08:33

ER

What is the ratio of the number of men to the number of women at the

Sub 505 (Easy) | Fractions and Ratios, Word Problems

Sub 505 (Easy) | Fractions and Ratios, Word Problems hide tags

Bunuel

17 Apr 2018, 05:46

4

3,560

by: bumpbot

23 May 2023, 19:45

ER

What is the ratio of the number of jeeps to the number of vans produce

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

10 Aug 2025, 22:00

4

3

460

by: Missinga

11 Aug 2025, 21:04

ER

What is the ratio of the number of cups of flour to the number of cups

555-605 (Medium) | Fractions and Ratios, Word Problems

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

tharunv

17 Oct 2019, 05:19

73

13

34,930

by: bumpbot

15 Aug 2025, 08:01

ER

What is the ratio of the number of burgers to the number of chicken

555-605 (Medium) | Fractions and Ratios, Word Problems

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

Bunuel

15 Oct 2025, 00:25

4

3

552

by: Missinga

15 Oct 2025, 20:07

ER

What is the ratio of the number of boys to the number of girls

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

24 Jun 2024, 01:30

7

2

1,106

by: vishallchoudhary

01 Jul 2024, 04:29

ER

What is the ratio of the number of boys to girls on the school bus?

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

05 Mar 2019, 04:59

2

3

2,090

by: ocelot22

05 Mar 2019, 11:05

ER

What is the ratio of the number of bottles of Brand X to bottles of

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

19 Mar 2025, 00:30

1

3

612

by: GMATinsight

19 Mar 2025, 23:12

ER

What is the ratio of the cost price of a Hershey's Chocolate to its se

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

sritamasia

27 Nov 2021, 16:12

6

4

2,102

by: bumpbot

17 Jun 2025, 22:08

ER

What is the ratio of the corresponding sides of two similar triangles?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

01 Jul 2016, 04:21

8

5

12,312

by: Gmat750aspirant

14 Feb 2025, 09:35

ER

What is the ratio of the circumference of the outer circle to that of

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

30 Aug 2018, 04:53

1

2

1,806

by: PKN

30 Aug 2018, 07:05

ER

What is the ratio of the average (arithmetic mean) weight of students

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

15 Jan 2020, 02:28

3

2

2,949

by: bumpbot

24 Jun 2021, 19:12

ER

What is the ratio of the average (arithmetic mean) height of

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

LADodgers

05 Nov 2004, 18:38

434

17

66,879

by: ManifestDreamMBA

21 Jun 2025, 02:11

ER

What is the ratio of the area to the circumference in circle X? (1)

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

13 Sep 2018, 02:26

1

2

1,389

by: GMATinsight

13 Sep 2018, 03:59

ER

What is the ratio of the area of quadrilateral BCDE to the area of tri

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

06 Sep 2022, 01:34

2

2,482

by: SaquibHGMATWhiz

08 Sep 2022, 05:23

ER

What is the ratio of the area of a rectangular TV screen with

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

dimitri92

24 Oct 2023, 12:06

39

3

9,505

by: bumpbot

24 Oct 2023, 12:03

ER

What is the ratio of the amount, by weight, of Metal A to Metal B in A

505-555 (Easy) | Fractions and Ratios, Mixture Problems

505-555 (Easy) | Fractions and Ratios, Mixture Problems hide tags

guddo

30 May 2024, 11:02

24

12

6,511

by: Bunuel

16 Aug 2025, 01:35

ER

What is the ratio of r:s:t?

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

Sajjad1994

01 Jan 2021, 23:35

1

2,011

by: BrentGMATPrepNow

03 Jan 2021, 07:37

ER

What is the ratio of r to s? (1) r = 3(s + 1) (2) The ratio of 1.2r t

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

10 Apr 2018, 06:53

2

1,707

by: GMATBusters

10 Apr 2018, 07:33

ER

What is the ratio of r to s?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

banksy

29 Jul 2013, 08:29

38

14

18,540

by: bumpbot

20 Nov 2023, 19:39

ER

What is the ratio of p to r ? (1) The ratio of p to 3r is 5 to 9

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

18 Oct 2019, 05:18

1

4

5,281

by: bumpbot

02 Feb 2023, 03:36

ER

What is the ratio of p to r ? (1) 2p/r = 30 (2) p/(3r) = 5

Sub 505 (Easy) | Algebra, Fractions and Ratios

Sub 505 (Easy) | Algebra, Fractions and Ratios hide tags

GMATBusters

01 Nov 2018, 22:34

2

4,473

by: BrentGMATPrepNow

28 Dec 2020, 10:27

ER

What is the ratio of P to Q? (1) P is 4 less twice Q (2) 4P equals 7Q

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

Bunuel

30 Oct 2019, 22:10

2

3,751

by: MathRevolution

01 Nov 2019, 07:44

ER

What is the ratio of OA to AC? (1) OD is half the length of DC

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

18 Sep 2018, 22:02

7

8

2,295

by: bumpbot

03 Mar 2021, 05:30

ER

What is the ratio of nickels to dimes in a bag of change that contains

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

08 Jan 2018, 23:34

1

4

2,802

by: DavidTutorexamPAL

12 Jun 2019, 14:05

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

4,554

by: bumpbot

25 Jan 2025, 04:41

ER

What is the ratio of male to female officers in the police force in to

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

19 May 2016, 03:22

2

10,098

by: bumpbot

29 Jun 2021, 06:32

ER

What is the ratio of m to n? (1) If m is decreased by 3

705-805 (Hard) | Fractions and Ratios

705-805 (Hard) | Fractions and Ratios hide tags

rxs0005

21 Nov 2010, 03:34

6

3

4,826

by: finisher009

07 Aug 2025, 21:38

ER

What is the ratio of houses with smoke alarms to houses without smoke

Sub 505 (Easy) | Arithmetic, Fractions and Ratios

Sub 505 (Easy) | Arithmetic, Fractions and Ratios hide tags

EMPOWERgmatRichC

30 Sep 2019, 20:32

7

5

3,090

by: Abramo

08 Feb 2021, 07:21

ER

What is the ratio of elephants to monkeys in a national zoo, if number

555-605 (Medium) | Arithmetic, Fractions and Ratios

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

amanvermagmat

31 May 2018, 00:18

2

2,950

by: EgmatQuantExpert

31 May 2018, 00:48

ER

What is the ratio of discounted price of an item to the list price?

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

31 Jul 2023, 01:30

3

2

2,119

by: bumpbot

06 Oct 2025, 07:19

ER

What is the ratio of c to d?

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

RSOHAL

22 Dec 2015, 18:44

50

11

40,608

by: bumpbot

11 Jun 2025, 06:11

ER

What is the ratio of area of triangle BOC to area of triangle AOC ,

555-605 (Medium) | Coordinate Plane, Geometry

555-605 (Medium) | Coordinate Plane, Geometry hide tags

chetan2u

17 Dec 2017, 05:17

3

2,956

by: amanvermagmat

17 Dec 2017, 22:04

ER

What is the ratio of AB to BC in the rectangular figure above?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

22 May 2016, 13:32

4

5,855

by: bumpbot

14 Oct 2025, 04:14

ER

What is the ratio of a two-digit number and its sum of digits?

655-705 (Hard) | Fractions and Ratios

655-705 (Hard) | Fractions and Ratios hide tags

Bunuel

06 Aug 2017, 01:05

14

5

3,847

by: bumpbot

10 Aug 2024, 04:17

ER

What is the ratio of a to b? (1) The ratio of 0.25a to 2b is 2 to 3.

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

Bunuel

12 Feb 2019, 01:29

1

1,531

by: EgmatQuantExpert

12 Feb 2019, 02:06

ER

What is the ratio of a to b? (1) a – b +2c = 1 (2) 3a – 8b – 2c = –1

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

Bunuel

28 Dec 2017, 21:34

1

2,176

by: DavidTutorexamPAL

29 Dec 2017, 04:39

ER

What is the ratio of a to b to c ?

Sub 505 (Easy) | Algebra, Fractions and Ratios

Sub 505 (Easy) | Algebra, Fractions and Ratios hide tags

Rock750

28 Apr 2013, 12:05

10

18

10,380

by: bumpbot

25 Dec 2020, 01:15

ER

What is the ratio of a to b ? a is 5 times the value of b squared.

555-605 (Medium) | Fractions and Ratios

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

CAMANISHPARMAR

23 May 2020, 04:59

5

3

3,716

by: bumpbot

10 Oct 2025, 05:29

ER

What is the ratio of a : b : c?

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

BrentGMATPrepNow

06 Sep 2016, 11:57

2

1

3,982

by: Senthil1981

06 Sep 2016, 08:33

ER

What is the ratio of 5m to 7n?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

GMATBusters

28 Mar 2020, 19:47

8

1,877

by: AnirudhaS

29 Mar 2020, 07:30

ER

What is the ratio of 30 gigabyte digital music players sold to 40 giga

555-605 (Medium) | Fractions and Ratios

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

Bunuel

01 Jan 2018, 10:40

1

1,557

by: Bunuel

07 Jan 2018, 09:35

ER

What is the ratio of 2a to b?

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

Bunuel

11 Aug 2016, 06:56

1

2

3,809

by: AbdurRakib

11 Aug 2016, 13:34