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# Data Sufficiency (DS)

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299
ER
 150 Hardest and easiest questions for DS   Tags:
Bunuel

9

41032

24 Aug 2017, 20:58

659
ER
 DS Question Directory by Topic and Difficulty   Tags: Coordinate Geometry
bb

0

190697

07 Mar 2012, 07:58

Topics

2
ER
 If p + q = 400 and p < q, is p + q < r + s?
Bunuel

4

725

23 Feb 2017, 05:15

1
ER
 How many prime factors of x are also prime factors of y?
Bunuel

5

576

21 Aug 2016, 07:53

3
ER
 There are X watermelons of 10 Kg each, and Y Watermelons of R Kg each.
Bunuel

3

652

18 Jul 2016, 21:10

3
ER
 There are c chocolate chip cookies and r oatmeal raisin cookies in a T
Bunuel

3

748

05 Aug 2016, 04:00

4
ER
 If \$ represents a digit in the 7-digit number 3,62\$,215, what is the
Bunuel

3

1615

23 Dec 2014, 05:51

1
ER
 The median salary of the employees in the sales department in 1999 was
Bunuel

3

310

25 Oct 2017, 11:26

1
ER
 Is xy = x^2 ? (1) x + y < 0 (2) xy < 0
Bunuel

6

320

25 Sep 2017, 01:57

ER
 The function f is defined for all positive integers p by the following
Bunuel

2

295

10 Sep 2017, 08:50

6
ER
 If f(x) is a function, what is the value of f(2)?
Bunuel

2

468

10 Jul 2017, 05:50

29
ER
 If x and y are integers and -x < y < x, does (x^2 - y^2)^(1/2) = x + y
Bunuel

24

1955

28 Jun 2017, 12:55

10
ER
 In the circle above, chords AC and BD intersect at point P. If PD/PC
Bunuel

5

840

22 Jun 2017, 23:03

ER
 If n is a member of the set {10, 15, 20, 25, 30, 35, 40}, what is the
Bunuel

4

390

20 Apr 2017, 12:20

1
ER
 A gasoline mixture contains g liters gasoline, b liters benzene, and
Bunuel

2

545

20 Nov 2017, 12:13

4
ER
 If n is a positive integer and m = 6.25 × 10^n, what is the value of n
Bunuel

5

740

13 Oct 2017, 19:30

1
ER
 What is the length of a side of a certain cube?
Bunuel

2

672

15 Mar 2017, 18:35

2
ER
 If cookies are put in a jar and the jars of cookies are packed in a
Bunuel

4

477

09 Jul 2016, 00:55

2
ER
 Currently, 30% of The Flower Company’s total revenue comes from sales
Bunuel

5

737

16 Feb 2017, 12:12

2
ER
 Does x + y = 0?
Bunuel

4

1180

26 Dec 2014, 08:48

5
ER
 Is x > 0 ? (1) |x - 3| < 5 (2) |x + 2| > 5
Bunuel

6

367

28 Nov 2017, 06:27

9
ER
 If x and y are positive integers and n = 5^x + 7^(y + 15), what is the
Bunuel

5

4259

07 Nov 2017, 10:10

1
ER
 A bakery sells white bread for certain price and rye bread for a certa
Bunuel

1

326

10 Sep 2017, 04:45

2
ER
 If f(a + b) = f(a) + f(b), what is the value of f(5)?
Bunuel

3

390

10 Jul 2017, 05:09

1
ER
 In the trapezoid above with height x, the sides with measures y and z
Bunuel

1

302

06 Jun 2017, 10:23

3
ER
 In a certain mixture of oil and vinegar, additional vinegar was added
Bunuel

3

611

28 Feb 2017, 10:54

21
ER
 If n is an integer between 2 and 100 and if n is also the sq
Bunuel

13

4475

07 Dec 2017, 02:25

23
ER
 Michael arranged all his books in a bookcase with 10 books
Bunuel

9

4030

12 Dec 2016, 17:18

ER
 If a is a number less than zero and b is a number greater than zero,
Bunuel

3

619

08 Dec 2016, 23:45

1
ER
 Is a^3 > 20?
Bunuel

1

536

25 Jul 2016, 18:15

ER
 If m and n are positive integers, what is the value of p?
Bunuel

2

848

16 Mar 2016, 06:02

ER
 If the numbers l and m are both greater than 0, is l/m an integer?
Bunuel

4

655

10 Dec 2015, 00:24

1
ER
 Is y > -8? (1) y = 2013^2 - 155^3 - 23^4 (2) y > (2w - 3x - 1)^2 I
Bunuel

5

815

23 Sep 2015, 19:48

10
ER
 If y rounded to the nearest thousandth is .00x, is x > 2?
Bunuel

9

1467

13 Aug 2017, 03:38

3
ER
 The cost to charter a certain airplane is x dollars. If the 25 members
Bunuel

3

1745

26 Dec 2014, 08:40

ER
 If p is an integer, is p a prime number?
Bunuel

2

77

10 Dec 2017, 03:58

ER
 What is the value of x/(yz) ?
Bunuel

2

321

10 Sep 2017, 07:21

2
ER
 If f(x) is a linear function, what is the value of f(2)?
Bunuel

2

346

17 Oct 2017, 19:53

5
ER
 A cafeteria offers seven types of sandwiches, each with a fixed price
Bunuel

2

804

17 Feb 2017, 16:31

8
ER
 Is the product of three consecutive integers negative?
Bunuel

9

3750

21 Feb 2017, 13:50

1
ER
 If x, y and z are positive, is x = y/z^2 ?
Bunuel

4

3354

01 Mar 2014, 04:33

16
ER
 Is x^2 greater than x ?
Bunuel

13

3617

26 Sep 2016, 10:50

ER
 If g is a prime number, is g – 2 a prime number?
Bunuel

3

424

09 Dec 2016, 00:53

ER
 A job opening was posted in September and again in January. In Septemb
Bunuel

1

390

25 Jul 2016, 11:05

1
ER
 What is the sum of the two smallest integers in a set of different pos
Bunuel

2

663

02 Aug 2016, 00:33

121
ER
 The sum of n consecutive positive integers is 45   Go to page: 1, 2, 3, 4, 5 Tags: Difficulty: Sub-600 Level,  Number Properties
Bunuel

92

53377

20 Sep 2017, 03:58

ER
 In the triangle above, which is greatest, p, q, or r?
Bunuel

1

583

07 Feb 2016, 17:56

1
ER
 What is the value of ab + bc ? (1) b = 5 (2) a + c = 8
Bunuel

8

1545

26 Nov 2017, 00:48

5
ER
 Is xy an integer?
Bunuel

6

995

19 Jan 2017, 15:31

14
ER
 Rick can solve x algebra problems per minute. Matt can solve y calculu
Bunuel

14

2106

22 Dec 2016, 07:36

ER
 Can the positive integer q be written as the sum of three different
Bunuel

2

53

10 Dec 2017, 04:11

1
ER
 If the product of the digits of the two-digit positive integer n is 2,
Bunuel

8

347

19 Nov 2017, 17:48

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