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# Data Sufficiency (DS)

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

9

40924

24 Aug 2017, 20:58

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

0

190370

07 Mar 2012, 07:58

Topics

1
ER
 A store purchased a Brand C computer for the same amount that it paid
Bunuel

2

200

07 Nov 2017, 23:26

1
ER
 Two players are to be selected from a football team which consists of
souvonik2k

1

200

29 Oct 2017, 19:09

ER
 Is m between 35 and 75 ?
Bunuel

1

201

02 Nov 2017, 01:13

ER
 A child had 5 friends at her birthday party. The children opened a box
Bunuel

2

202

31 Oct 2017, 23:18

 In a group, the ratio of the number of women to the number of children
nkmungila

2

202

25 Oct 2017, 23:30

ER
 If 1/4 of the larger of two numbers is greater than 5 times the smalle
Bunuel

2

202

04 Nov 2017, 05:29

2
ER
 Is angle BAC a right angle? (1) x = 2y (2) y = 1.5z
Bunuel

2

202

29 Oct 2017, 20:45

ER
 How many books are there on a certain shelf? (1) If four books are rem

1

202

06 Jun 2017, 03:04

1
ER
 If x is not equal to 1, then is y equal to zero?
fitzpratik

1

202

02 Oct 2017, 19:55

ER
 How many balloons does Kenny have?
Bunuel

2

202

27 Nov 2017, 18:15

ER
 Is the area of the equilateral triangle E greater than the area of the
nkmungila

1

203

17 Oct 2017, 05:43

3
ER
 If x is an integer, is (3x - y)^(1/2) = (2x - 2y)^(1/2) ?
Bunuel

1

203

02 Oct 2017, 21:13

ER
 A sequence of numbers a1, a2, a3, . . . is given by the rule an^2 = an
Bunuel

2

203

11 Nov 2017, 07:28

ER
 Bob, Mia, and Lou each own a number of shares of stock in a company.
Bunuel

2

204

20 Nov 2017, 01:03

 Pat has taken 10 tests for a particular class. If his lowest score was
sillyboy

1

204

08 Feb 2017, 06:11

1
 In a senior citizens' club, are more than 1/4 of the members over 75
Fedemaravilla

3

204

27 Oct 2017, 19:41

 10y + 17z = ?
nkmungila

2

205

23 Oct 2017, 14:42

3
ER
 If x is an integer and x ≠ 31, is (31 - x)/x an integer?
chetan2u

5

205

13 Dec 2017, 06:36

ER
 In the triangle above, what is the value of b?
Bunuel

1

205

02 Nov 2017, 08:23

2
ER
 A worker is hired for 6 days. He is paid \$2 more for each day of work
Bunuel

2

205

30 Oct 2017, 18:50

1
 Red, white, blue, and black balls are arranged in a row such that the
nkmungila

2

205

24 Oct 2017, 10:30

ER
 Is xy > 1 ?
Bunuel

1

206

21 Mar 2017, 06:00

1
ER
 If x and y are positive integers, is xy even? 1) x+y is odd 2) xy is e
MathRevolution

2

206

30 Jul 2017, 17:56

ER
 Is the percent increase in the profit made on the articles in the stor
Bunuel

1

207

03 Jul 2017, 07:08

ER
 A country's population increased x% in 2011 and then by y% in 2012.

2

207

30 Oct 2017, 19:56

1
 If x, y, z are all integers, is xyz odd?
anhht13

1

207

22 Oct 2017, 23:51

ER
 A group of high school people all born in the same year attended
sananoor

1

207

19 Jul 2017, 05:15

2
ER
 If f(x+y) = f(x)f(y), what is the value of f(0)? 1) f(x) > 0 2) f(x) h
MathRevolution

2

208

12 Nov 2017, 18:00

ER
 In how many ways can N! be written as the product of 2 integers?
gmatsam123

1

208

29 Aug 2017, 20:48

 In the figure below, ABCD is a rectangle. What is the area of the semi
shibbirahamed

1

208

29 Oct 2017, 06:52

4
ER
 If both conveyer belt A and conveyer belt B are used, they can fill a
Bunuel

0

208

29 Oct 2017, 00:46

2
ER
 If each of the 8 employees working on a certain project received an aw
Bunuel

5

208

19 Nov 2017, 10:58

 Is p>q? Statement 1: p+r>q+s and r>s
DHAR

1

209

31 Jul 2017, 07:57

ER
 If S and T are positive integers, what are the unique prime factors of

7

209

01 Dec 2017, 20:40

4
ER
 What is the value of x ? (1) x^3 = 6x − x^2 (2) 14x = x^3 + 5x^2
Bunuel

6

210

12 Dec 2017, 03:46

1
ER
 If a and b are positive numbers, is a < c?
Bunuel

3

210

31 Oct 2017, 23:29

ER
 A cafeteria served hamburgers and hot dogs on a certain day. If the co
Bunuel

2

210

01 Aug 2017, 11:49

3
ER
 New DS Forum Moderator
bb

4

210

15 Nov 2017, 10:29

1
ER
 If a≠0,Is b
DHAR

1

210

31 Jul 2017, 07:13

1
ER
 Does x/n(s^2 + n^2 + t^2) = xn + yt + zs?
Bunuel

1

211

10 Sep 2017, 03:56

ER
 If n is positive integer, is 6 a factor of n?
MathRevolution

4

211

25 Oct 2017, 23:44

1
 There are 40 girls in a class room. How many of them play both Hockey
pushpitkc

1

212

10 Oct 2017, 23:07

2
ER
 A right circular cone is such that it perfectly fits inside a hollow
Bunuel

2

212

24 Jul 2017, 07:41

4
ER
 If five points,p,q,r,s, and t are on the number line, not necessarily
DHAR

3

213

01 Aug 2017, 02:08

ER
 If xy = 1, what is the value of x? 1) x and y are positive. 2) x and y
MathRevolution

2

213

15 Oct 2017, 05:21

1
ER
 What is the value of xy ? (1) x + y = 3 (2) (x – 1)(y – 1) = 4
Bunuel

1

213

06 Aug 2017, 10:30

1
ER
 If xy ≠ 0, what is the value of 1/x + 1/y ?
Bunuel

3

214

11 Nov 2017, 10:26

1
ER
 How likely is a bird to be classified as positive?
Bunuel

3

214

29 Oct 2017, 09:27

3
ER
 If Tom and Huckleberry working at their respective rates can each whit
Bunuel

5

214

25 Nov 2017, 12:05

1
ER
 What is the probability that there is exactly 1 defective pen in a box
Bunuel

4

214

25 Oct 2017, 03:00

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