GMAT Club Forum

ER

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

Bunuel

25 Oct 2022, 08:11

58

7

25,185

by: unicornilove

22 May 2024, 11:49

ER

100 Hardest and easiest questions for DS as of May 2024

Bunuel

21 Aug 2015, 03:42

779

19

163,036

by: bumpbot

28 Nov 2023, 14:32

ER

DS Question Directory by Topic and Difficulty

bb

07 Mar 2012, 08:58

1,423

0

449,554

by: bb

07 Mar 2012, 08:58

ER

Line l in the xy- coordinate system passes through the point ( a,b) wh

605-655 Level | Coordinate Geometry

605-655 Level | Coordinate Geometry hide tags

Turkish

01 Mar 2015, 13:54

10

4

2,933

by: bumpbot

22 Mar 2022, 21:02

ER

In Quadrilateral WXYZ, is XY perpendicular to YZ?

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

13 Nov 2019, 02:15

6

6,155

by: bumpbot

23 Mar 2022, 03:11

ER

If a = 3bc and abc ≠ 0, what is the value of c ?

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

09 Mar 2020, 05:06

7

4

5,952

by: bumpbot

23 Mar 2022, 04:39

ER

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

505-555 Level | Word Problems

505-555 Level | Word Problems hide tags

Bunuel

23 Mar 2022, 06:00

2

1

2,502

by: WizakoBaskar

23 Mar 2022, 06:33

ER

What is the value of x ? (1) 12x + 4y = 4(21 + y) (2) y = 12

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

Bunuel

23 Mar 2022, 03:00

1

1,001

by: BrentGMATPrepNow

23 Mar 2022, 08:10

ER

If x = 300 y z, what is the value of x ? (1) y = (x + z)/2

605-655 Level | Algebra

605-655 Level | Algebra hide tags

Bunuel

23 Mar 2022, 02:30

4

1

1,637

by: BrentGMATPrepNow

23 Mar 2022, 08:27

ER

Is positive integer m odd? (1) m = 2k + 1, where k is an integer.

Sub 505 Level | Number Properties

Sub 505 Level | Number Properties hide tags

Bunuel

23 Mar 2022, 09:00

1

1,072

by: Nefertiti9

23 Mar 2022, 09:31

ER

What is the area of right triangle ABC ?

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

29 Jul 2020, 03:23

14

7

2,338

by: bumpbot

23 Mar 2022, 10:58

ER

If a^2 is not equal to b^2, what is the value of a-b - a^2 - b^2

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

23 Mar 2022, 08:00

1

965

by: Nefertiti9

23 Mar 2022, 11:27

ER

When an object is dropped from a building, its height above the ground

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

23 Mar 2022, 06:30

1

1,298

by: JerryAtDreamScore

23 Mar 2022, 14:12

ER

A certain box contains only red balls and green balls. If one ball is

Sub 505 Level | Probability

Sub 505 Level | Probability hide tags

Bunuel

23 Mar 2022, 05:00

1

1,545

by: JerryAtDreamScore

23 Mar 2022, 14:18

ER

How many students does the Gotham City School of Business enroll each

505-555 Level | Fractions and Ratios, Word Problems

505-555 Level | Fractions and Ratios, Word Problems hide tags

Bunuel

23 Mar 2022, 04:30

1

1,065

by: JerryAtDreamScore

23 Mar 2022, 14:21

ER

The average (arithmetic mean) height of five of Peters friends is 70

Sub 505 Level | Statistics and Sets Problems

Sub 505 Level | Statistics and Sets Problems hide tags

Bunuel

23 Mar 2022, 03:30

1

1,042

by: JerryAtDreamScore

23 Mar 2022, 14:23

ER

Is x > y ? (1) y^2 < z^2 < x^2 (2) z < x

605-655 Level | Inequalities

605-655 Level | Inequalities hide tags

Bunuel

22 Mar 2022, 01:30

6

3

1,660

by: JerryAtDreamScore

23 Mar 2022, 14:42

ER

If n is a positive integer, what is the units digit of the sum of the

705-805 Level | Multiples and Factors, Number Properties

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

Bunuel

20 Mar 2022, 02:49

9

2

4,027

by: JerryAtDreamScore

23 Mar 2022, 14:49

ER

In 2004, Jack invested x dollars in Stock A and y dollars in Stock B

705-805 Level | Percent and Interest Problems

705-805 Level | Percent and Interest Problems hide tags

rohan2345

11 Dec 2018, 08:40

5

10,268

by: bumpbot

23 Mar 2022, 23:31

ER

What is the area of triangle EBC? (1) The area of ΔAED is 16. (2) Th

705-805 Level | Geometry

705-805 Level | Geometry hide tags

Bunuel

08 Apr 2021, 11:00

8

2

2,033

by: rvgmat12

24 Mar 2022, 00:25

ER

A bag contains only 3 different colours and atleast one ball of red

655-705 Level | Probability, Word Problems

655-705 Level | Probability, Word Problems hide tags

chetan2u

13 Feb 2017, 05:46

16

7

3,620

by: bumpbot

24 Mar 2022, 01:28

ER

If a ≠ b, what is the value of a + b?

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

21 Oct 2019, 23:33

3

4,048

by: Hoozan

24 Mar 2022, 01:46

ER

In the diagram below, PQR is a triangle, right-angled at Q. A point S

805+ Level | Geometry

805+ Level | Geometry hide tags

Bunuel

23 Jul 2017, 23:22

17

5

3,758

by: bumpbot

24 Mar 2022, 02:09

ER

If y^k/y^5k = m, what is k?

805+ Level | Exponents

805+ Level | Exponents hide tags

Bunuel

03 Sep 2017, 06:21

50

15

5,157

by: bumpbot

24 Mar 2022, 03:34

ER

Is R/S an integer, if R and S are non-zero

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

chetan2u

12 Apr 2016, 21:05

7

3

2,129

by: bumpbot

24 Mar 2022, 06:23

ER

Q1, Q2, Q3, …, Qn is a sequence of n consecutive multiples of positive

805+ Level | Sequences

805+ Level | Sequences hide tags

Bunuel

17 Jul 2020, 01:58

15

9

2,528

by: bumpbot

24 Mar 2022, 14:11

ER

If line A is parallel to line B, what is the slope of line B?

505-555 Level | Coordinate Geometry

505-555 Level | Coordinate Geometry hide tags

Bunuel

29 Aug 2018, 03:58

4

2,186

by: bumpbot

24 Mar 2022, 19:20

ER

Is the slope of line z positive ? (1) line m is perpendicular to line

Sub 505 Level | Coordinate Geometry

Sub 505 Level | Coordinate Geometry hide tags

Bunuel

25 Feb 2020, 03:21

1

4

2,402

by: bumpbot

24 Mar 2022, 19:21

ER

Is point (3, 4) on line K? 1) Line K crosses the Y-axis at (0.5) 2) Th

505-555 Level | Coordinate Geometry

505-555 Level | Coordinate Geometry hide tags

Russ19

07 May 2020, 11:48

13

5

1,985

by: bumpbot

24 Mar 2022, 19:22

ER

Does line l have a negative slope? 1) The line l passes through (-1, -

Sub 505 Level | Coordinate Geometry

Sub 505 Level | Coordinate Geometry hide tags

TheUltimateWinner

08 Aug 2020, 21:34

4

3

1,611

by: bumpbot

24 Mar 2022, 19:23

ER

If a^2 = b^2 = 25, what is the value of a + b? (1) a - b = 0 (2) ab =

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

18 Mar 2021, 01:30

9

5

2,895

by: bumpbot

24 Mar 2022, 20:56

ER

If x + y + z = 8 and 3x + 2y + 4z = 25, what is the value of z?

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Hoozan

24 Mar 2022, 23:32

2

1,077

by: Hoozan

24 Mar 2022, 23:46

ER

During a particular period, water enters a partially filled reservoir

Sub 505 Level | Distance and Speed Problems

Sub 505 Level | Distance and Speed Problems hide tags

rahul16singh28

08 Sep 2018, 07:32

4

2

2,476

by: bumpbot

25 Mar 2022, 01:56

ER

At what speed was Erik running when he was at the halfway point of his

505-555 Level | Distance and Speed Problems

505-555 Level | Distance and Speed Problems hide tags

pacifist85

06 Feb 2015, 09:52

23

13

8,001

by: bumpbot

25 Mar 2022, 02:13

ER

In the diagram above, O is the center of the circle, DC = a and DO = b

505-555 Level | Coordinate Geometry

505-555 Level | Coordinate Geometry hide tags

Bunuel

25 Mar 2022, 01:30

1

2,103

by: Nidzo

25 Mar 2022, 03:05

ER

If a and b are positive integers, a > b, is 3^a – 3^b divisible by 13?

655-705 Level | Multiples and Factors

655-705 Level | Multiples and Factors hide tags

Russ19

26 Mar 2020, 09:07

7

4

2,159

by: bumpbot

25 Mar 2022, 04:13

If a point P(x,y) inside the above square ABCD is chosen at random and

805+ Level | Probability

805+ Level | Probability hide tags

kevincan

28 Aug 2006, 06:38

25

16

7,233

by: bumpbot

25 Mar 2022, 08:13

ER

Is a > b? (1) 6 + a/3 = b 8 (2) 9b^2 16

655-705 Level | Inequalities

655-705 Level | Inequalities hide tags

Bunuel

29 Apr 2016, 02:47

3

4

2,190

by: bumpbot

25 Mar 2022, 10:37

ER

Is a^3 - 3 an integer? (1) a^2 is an integer (2) a^6 is an integer

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

Hoozan

25 Mar 2022, 05:49

1

1,269

by: JerryAtDreamScore

25 Mar 2022, 14:51

ER

If k = 20x + 50y and x + y = 1, is k < 35? (1) y > 1/2 (2) y > x

655-705 Level | Inequalities

655-705 Level | Inequalities hide tags

Bunuel

21 Mar 2022, 05:35

7

1

903

by: chetan2u

26 Mar 2022, 00:06

ER

After winning 30 percent of the first 50 games it played

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

Skientist

11 Nov 2012, 13:39

12

3

4,847

by: bumpbot

26 Mar 2022, 11:17

ER

Is y a positive number? (1) 2x + y > 27 (2) x – 3y < 24

605-655 Level | Inequalities

605-655 Level | Inequalities hide tags

Bunuel

13 Feb 2021, 09:13

9

6

4,156

by: bumpbot

27 Mar 2022, 00:20

ER

While on a straight road, Car C and Car D are traveling at different c

505-555 Level | Distance and Speed Problems

505-555 Level | Distance and Speed Problems hide tags

Bunuel

30 Aug 2019, 06:24

4

3

1,880

by: bumpbot

27 Mar 2022, 03:10

ER

If a certain animated short film consists of a total of 21,600 frames

Sub 505 Level | Distance and Speed Problems

Sub 505 Level | Distance and Speed Problems hide tags

Bunuel

29 Mar 2017, 04:59

5

2

3,343

by: bumpbot

27 Mar 2022, 03:12

ER

Was Rylon’s average speed greater than 55 miles per hour? (1) Rylon dr

Sub 505 Level | Distance and Speed Problems

Sub 505 Level | Distance and Speed Problems hide tags

Bunuel

17 Apr 2018, 05:30

2

3

2,093

by: bumpbot

27 Mar 2022, 03:15

ER

Joe and Bill drove separate cars along the entire length of a certain

505-555 Level | Distance and Speed Problems

505-555 Level | Distance and Speed Problems hide tags

Bunuel

05 May 2017, 03:48

6

4

2,584

by: bumpbot

27 Mar 2022, 03:16

ER

How many 360-degree rotations did a bicycle wheel make while rolling

505-555 Level | Distance and Speed Problems

505-555 Level | Distance and Speed Problems hide tags

Mbawarrior01

15 Jul 2016, 03:41

5

3,057

by: bumpbot

27 Mar 2022, 03:27

ER

Is |x| + |y| = 0?

655-705 Level | Absolute Values

655-705 Level | Absolute Values hide tags

Warlock007

01 May 2011, 10:37

21

18

9,273

by: bumpbot

27 Mar 2022, 04:18

ER

Is xyz > 0 ? (1) (x - 3)(y - 3) > 0 (2) z > 0

605-655 Level | Inequalities

605-655 Level | Inequalities hide tags

SelimAIUB

27 Mar 2022, 08:11

9

3

1,248

by: Kinshook

27 Mar 2022, 10:44

ER

If x and y are positive integers, what is the remainder when

705-805 Level | Remainders

705-805 Level | Remainders hide tags

nusmavrik

04 Aug 2010, 15:17

88

15

19,748

by: bumpbot

27 Mar 2022, 13:40

ER

If a > 0, is t^a > w^a ? (1) t > w (2) t = 2w

705-805 Level | Exponents, Inequalities

705-805 Level | Exponents, Inequalities hide tags

Bunuel

20 Mar 2022, 02:52

9

1

1,320

by: WizakoBaskar

28 Mar 2022, 02:35

ER

A circle in a coordinate plane has a center at point A and a diameter

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

17 Jun 2015, 05:54

7

5,418

by: bumpbot

28 Mar 2022, 03:36

ER

give n is a positive integer, what is the reminder when 3^n is divided

555-605 Level | Remainders

555-605 Level | Remainders hide tags

Turkish

01 Feb 2015, 15:42

6

4

2,843

by: bumpbot

28 Mar 2022, 08:10

Data Sufficiency (DS)