GMAT Data Sufficiency (DS) Forum - Free Practice Questions

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

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Bunuel

25 Oct 2022, 08:11

189

15

89,320

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of June 2026

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1, 2

Bunuel

01 Jan 2026, 05:45

873

24

194,366

by: bumpbot

16 Sep 2025, 06:05

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DS Question Directory by Topic and Difficulty

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bb

23 Aug 2026, 13:03

1.6k

1

496,598

by: bb

23 Aug 2026, 13:01

ER

What is the median of the set with 9 positive integers?

505-555 (Easy) | Statistics and Sets Problems

505-555 (Easy) | Statistics and Sets Problems hide tags

Bunuel

04 May 2022, 07:30

4

2

1,957

by: bumpbot

25 May 2023, 10:16

ER

Does the curve y=b(x-2)^2+c lie completely above the x-axis?

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

DHAR

31 Jul 2017, 11:47

63

12

10,062

by: bumpbot

25 May 2023, 00:37

ER

If the average (arithmetic mean) of a, b, and c equal to (a + 2b)/3

505-555 (Easy) | Statistics and Sets Problems

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Bunuel

23 May 2023, 09:30

2

1,281

by: MBAHOUSE

23 May 2023, 23:03

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

3,632

by: bumpbot

23 May 2023, 19:45

An Internet supplier has 4 international cables. Each cable contains

555-605 (Medium) | Word Problems

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Bunuel

02 Mar 2023, 02:30

1

1,515

by: hinasingh

23 May 2023, 11:37

What percent of the children in class K have been to London?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

28 Feb 2023, 02:30

1

1,199

by: $!vakumar.m

23 May 2023, 11:12

What was the average number of miles per gallon of gasoline for a car

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

24 Oct 2022, 01:30

1

1,931

by: $!vakumar.m

21 May 2023, 09:04

Five boxes together weigh 100 pounds. What is the median weight of the

605-655 (Medium) | Statistics and Sets Problems

605-655 (Medium) | Statistics and Sets Problems hide tags

Bunuel

24 Mar 2020, 04:06

9

2

6,016

by: Flower_Child

20 May 2023, 23:21

Which copy machine, X or Y, makes copies at the faster rate? (1) Mach

Sub 505 (Easy) | Work and Rate Problems

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Bunuel

27 Jul 2022, 07:30

2

2,644

by: medicaldevicegirl

19 May 2023, 15:26

What is the standard deviation of the terms in set N?

505-555 (Easy) | Statistics and Sets Problems

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Bunuel

17 May 2023, 01:30

1

4,210

by: chanhthang1802

17 May 2023, 22:23

There are 6 numbers x, y, 2, 5, 9, and 10. What is the range of the

555-605 (Medium) | Statistics and Sets Problems

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Bunuel

17 May 2023, 09:30

1

918

by: RahulJain293

17 May 2023, 09:39

Working together without taking breaks, Michael and Donna painted the

Sub 505 (Easy) | Work and Rate Problems

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Bunuel

16 May 2023, 01:30

6

3

1,989

by: RICHA1189

16 May 2023, 10:29

The symbol represents which one of the following operations: additio

555-605 (Medium) | Functions and Custom Characters

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Bunuel

02 Aug 2018, 23:49

66

11

20,185

by: bumpbot

16 May 2023, 07:17

ER

Joan spent $10 to buy at least one piece each of apples and oranges at

555-605 (Medium) | Word Problems

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EgmatQuantExpert

23 May 2017, 07:07

9

6

4,882

by: bumpbot

16 May 2023, 07:05

If f(x)=3x5 for all x, then what is the value of x?

505-555 (Easy) | Functions and Custom Characters

505-555 (Easy) | Functions and Custom Characters hide tags

Bunuel

15 May 2023, 01:30

1

2

1,553

by: chanhthang1802

16 May 2023, 01:14

ER

Is f(n) > f(n−1)? (1) n = 8 (2) f(n) = n−1

555-605 (Medium) | Functions and Custom Characters, Inequalities

555-605 (Medium) | Functions and Custom Characters, Inequalities hide tags

Bunuel

11 Oct 2019, 02:01

5

6

4,897

by: achloes

16 May 2023, 00:40

ER

If nk 0, n is what percent of k? (1) k = 0.2n (2) (k + n)/n = 1.2

505-555 (Easy) | Percent and Interest Problems

505-555 (Easy) | Percent and Interest Problems hide tags

Bunuel

26 Apr 2023, 06:30

1

1,326

by: SaquibHGMATWhiz

15 May 2023, 21:09

ER

What is the fraction of oil in the solution?

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

11 May 2023, 01:30

2

1

1,144

by: BrushMyQuant

11 May 2023, 09:21

How many of the 60 balls in the basket are green?

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

Bunuel

10 May 2023, 01:30

1

1,573

by: szcz

10 May 2023, 06:13

X and Y, two computer engineers, built identical websites at different

555-605 (Medium) | Distance and Speed Problems

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

Bunuel

06 Nov 2019, 02:21

11

5

4,700

by: Fdambro294

09 May 2023, 19:13

ER

If the vertices of a triangle have coordinates (x,1), (5,1)

705-805 (Hard) | Coordinate Plane, Geometry

705-805 (Hard) | Coordinate Plane, Geometry hide tags

slingfox

22 Apr 2012, 02:22

55

5

16,182

by: bumpbot

09 May 2023, 12:59

ER

In the xy-plane, line k intercepts x-axis at (a, 0) and y-axis at (b,

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

Bunuel

03 Oct 2019, 03:04

4

3

3,904

by: bumpbot

09 May 2023, 09:44

ER

In the rectangular coordinate system above, if OQ >= PQ, is

705-805 (Hard) | Coordinate Plane, Geometry

705-805 (Hard) | Coordinate Plane, Geometry hide tags

PrateekDua

27 Sep 2013, 10:44

25

8

8,037

by: bumpbot

09 May 2023, 06:02

ER

The first and second numbers in a sequence of numbers are pl

705-805 (Hard) | Coordinate Plane

705-805 (Hard) | Coordinate Plane hide tags

honchos

31 Dec 2017, 14:53

24

6

6,222

by: bumpbot

09 May 2023, 05:48

ER

What is the area bounded by the two lines and the co-ordinates axes in

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

Bunuel

02 Apr 2019, 03:40

7

2

4,029

by: bumpbot

06 May 2023, 07:14

ER

What is the range of the 6 numbers x, y, 8, 10, 14, and 16 ?

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

11 Apr 2023, 07:45

1

2

1,240

by: Bunuel

06 May 2023, 07:00

ER

What is the median value of a list of 5 data values?

Sub 505 (Easy) | Statistics and Sets Problems

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Bunuel

12 Apr 2023, 09:45

2

1,374

by: Bunuel

06 May 2023, 06:15

ER

S = 4,x,y,.... In the sequence above, each term is the product of the

555-605 (Medium) | Algebra, Sequences

555-605 (Medium) | Algebra, Sequences hide tags

AkshdeepS

23 Jun 2018, 10:24

1

5

2,880

by: bumpbot

06 May 2023, 02:16

ER

A rectangle is plotted on the standard coordinate plane,

605-655 (Medium) | Coordinate Plane, Geometry

605-655 (Medium) | Coordinate Plane, Geometry hide tags

JenniferClopton

03 Dec 2010, 11:19

19

15

6,963

by: bumpbot

06 May 2023, 00:45

A dishonest milkman professes to sell his milk at cost price but he mi

555-605 (Medium) | Mixture Problems

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Bunuel

08 Dec 2021, 06:30

8

3

4,402

by: bumpbot

05 May 2023, 12:10

If each side of a square is parallel to one of the rectangular coordin

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

Bunuel

04 May 2023, 01:30

3

1

1,443

by: stne

05 May 2023, 09:52

ER

Set P consists of all the multiples of 4 from 12 to 52, inclusive.

555-605 (Medium) | Statistics and Sets Problems

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

Smita04

03 Apr 2012, 19:44

18

4

6,796

by: bumpbot

04 May 2023, 11:34

ER

In the xy-plane, region Q consists of all points (x,y) such that x^2 +

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

Bunuel

11 Nov 2014, 09:14

39

7

13,154

by: bumpbot

03 May 2023, 19:35

If x, y, z, and n are positive integers and f(n) = f(n - 1) + n, is

505-555 (Easy) | Functions and Custom Characters

505-555 (Easy) | Functions and Custom Characters hide tags

Bunuel

01 May 2023, 01:30

5

2

1,403

by: gmatophobia

01 May 2023, 12:12

ER

Is the price of an apple greater than that of an orange?

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

13 Jul 2017, 23:52

10

7

5,276

by: bumpbot

29 Apr 2023, 02:22

What is the value of median of the numbers 1, 10, 11, 11, 22, 22, 35

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

02 Feb 2023, 02:30

2

1,848

by: RICHA1189

28 Apr 2023, 10:34

In the xy-plane, a circle C is drawn with center at (1, 2) and radius

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

Bunuel

12 Jan 2022, 04:30

7

2

2,296

by: bumpbot

28 Apr 2023, 07:10

ER

If all of the students at FDR High School take either French or Spanis

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

Bunuel

27 Mar 2017, 04:42

4

3

2,890

by: SaquibHGMATWhiz

27 Apr 2023, 10:31

In school X, 30 students study English or Russian or both. If 10 of

555-605 (Medium) | Overlapping Sets

555-605 (Medium) | Overlapping Sets hide tags

Bunuel

27 Apr 2023, 01:30

2

1,613

by: hinasingh

27 Apr 2023, 08:34

In her second attempt of a standardized test, Joan scored 20 percent

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

21 Apr 2023, 01:30

1

2

2,075

by: Karan0912

25 Apr 2023, 23:57

A certain database charges users a registration fee of x dollars, and

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

25 Apr 2023, 01:30

2

1

3,067

by: lucasba33

25 Apr 2023, 05:04

A chef baked 12 cakes, of which some were strawberry-flavored and the

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

19 Apr 2023, 01:31

1

1,082

by: Karan0912

25 Apr 2023, 00:42

ER

A bicycle rider rides four stages of a race in 2 hours and 45 minutes.

555-605 (Medium) | Distance and Speed Problems

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

Bunuel

26 Aug 2015, 00:19

9

6

4,591

by: bumpbot

24 Apr 2023, 09:15

ER

If n is to be selected at random from set S, what is the probability

505-555 (Easy) | Probability

505-555 (Easy) | Probability hide tags

Bunuel

19 Jan 2018, 11:00

6

3

2,632

by: bumpbot

24 Apr 2023, 09:13

In a certain year, the port of Valdez Harbor handled 240% of the cargo

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

18 Apr 2023, 01:30

1

1,011

by: Karan0912

24 Apr 2023, 01:52

ER

For a week Raymond is paid at the rate of x dollars per hour

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Jcpenny

31 Dec 2014, 04:30

17

8

14,520

by: bumpbot

23 Apr 2023, 11:50

If x + y + z = 18, what is the value of y?

555-605 (Medium) | Algebra, Percent and Interest Problems

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

TheUltimateWinner

09 Apr 2021, 10:41

1

2

1,875

by: bumpbot

22 Apr 2023, 18:35

ER

What is the X intercept of non horizontal line m? (1) The slope of m

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

Bunuel

24 Mar 2022, 01:30

19

4

3,571

by: bumpbot

22 Apr 2023, 12:25

If Carl must travel the 97 miles to Santa Monica for a business meetin

Sub 505 (Easy) | Distance and Speed Problems

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

Bunuel

17 Mar 2017, 03:56

1

4

2,538

by: bumpbot

20 Apr 2023, 05:18

If there are 32 guests at a party, what is the average (arithmetic mea

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

04 Apr 2023, 01:30

2

1,228

by: Keshav1404

19 Apr 2023, 11:03