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# Data Sufficiency (DS)

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291
ER
 150 Hardest and easiest questions for DS   Tags:
Bunuel

9

39693

24 Aug 2017, 21:58

657
ER
 DS Question Directory by Topic and Difficulty   Tags: Coordinate Geometry
bb

0

186570

07 Mar 2012, 08:58

Topics

ER
 If a and b are integers and ab ≠ 0, what is the units digit of ab?
Bunuel

5

531

25 Apr 2016, 06:28

2
ER
 If a and b are integers and a≠b, is |a|* b > 0?
Manhnip

3

1764

25 Jun 2016, 22:01

4
ER
 If a and b are integers and a*b=2, is a>b?
chetan2u

4

403

14 Aug 2017, 04:54

7
ER
 If A and B are integers and A^2-B^2=101, what is A?
chetan2u

4

762

16 Apr 2016, 02:41

3
ER
 If a and b are integers and a is not equal to b, is ab >
sachinrelan

3

4242

29 May 2017, 07:28

ER
 If a and b are integers and a is even, what is the value of a - b?
aashaybaindurgmat

4

245

15 Oct 2017, 09:39

6
ER
 If a and b are integers and a = |b + 2| + |3 – b|, does a = 5?
vikasp99

5

637

22 Aug 2017, 10:18

1
ER
 If a and b are integers and 4a + b is an odd number, is (a^2) / b > 0?
EBITDA

6

673

12 Jul 2016, 04:11

11
ER
 If a and b are distinct positive integers, what is the units digit of
Postal

10

2131

30 Sep 2017, 02:48

6
ER
 If a and b are distinct positive integers, what is the units digit of
Bunuel

6

1605

11 Mar 2017, 08:30

18
ER
 If a and b are distinct non zero numbers, is x+y an even
surendar26

9

2934

23 Feb 2017, 06:09

28
ER
 If a and b are distinct integers and their product is not equal to
janani28

8

2998

08 Jul 2017, 02:03

4
ER
 If A and B are different points on graph x^2 + y^2 = 25 then what is
GMATinsight

1

203

12 Oct 2017, 14:33

10
ER
 If a and b are different nonzero integers, what is the value of b? (1
Bunuel

10

1490

23 Sep 2017, 08:23

1
ER
 If a and b are different integers, what is the value of a?
Bunuel

3

262

26 Sep 2017, 11:22

1
ER
 If a and b are constants, what is the value of a ?
carcass

2

484

26 Jul 2017, 13:15

5
ER
 If a and b are constants, what is one solution of the equation (x + a)
Bunuel

3

1636

23 Aug 2017, 04:47

16
ER
 If a and b are consecutive positive integers, and ab = 30x ,
4test1

12

7973

19 Nov 2013, 09:00

25
ER
 If a and b are consecutive positive integers, and ab = 30x
Maxirosario2012

6

2928

26 Sep 2017, 17:16

 If A and B are consecutive positive integers less than 100
lonestar07

2

3168

05 Apr 2013, 23:21

4
ER
 If a and b are consecutive negative integers, is b greater than a?
Bunuel

5

1561

05 Apr 2016, 09:21

ER
 If a and b are consecutive negative integers, is a less than
shekar123

3

2302

09 Jun 2010, 04:51

2
ER
 If a and b are consecutive even integers, is a > b?
Bunuel

5

405

24 Aug 2017, 05:26

1
ER
 If a and b are both two digit integers, is a + b a multiple of 11?
Bunuel

4

1257

10 Mar 2016, 01:56

15
ER
 If a and b are both single-digit positive integers, is a + b a multipl
melguy

12

3869

14 Jun 2016, 09:26

ER
 If a and b are both positive, what percent of b is a?
Bunuel

2

920

11 May 2016, 20:34

49
ER
 If a and b are both positive integers, is b^(a+1) - ba^b
Warlock007

16

11399

07 Apr 2017, 21:26

10
ER
 If a and b are both positive integers, is b^(a + 1)– b*(a^b)
AnkitK

6

2264

14 Aug 2017, 23:34

5
ER
 If a and b are both positive integers, is a^2b^2 divisible by 8?
Bunuel

14

2381

23 Jan 2017, 11:42

ER
 if a and b are both positive integers ,is b(a+1)-ba^b odd?
AnkitK

5

1684

07 May 2011, 16:55

ER
 If a and b are 1-digit positive integers, is 100a+10b+2 divisible by 4
MathRevolution

2

295

21 May 2017, 17:59

 If a and b and positive integer, is [m][square_root]a^2 + b^2[/square
stonecold

1

201

20 Nov 2016, 12:36

1
ER
 If a = c*10^b and a and b are integers, what is the value of b?
Bunuel

6

367

03 Oct 2017, 19:53

7
ER
 If a = c • 10^b and a and b are integers, what is the value of b? (1
duahsolo

4

652

29 May 2017, 21:08

3
ER
 If a = b, and c = d, is |a| = |c|?
Bunuel

4

768

10 May 2016, 14:20

5
ER
 If a = 3bc, what is the value of c?
werbliben

12

2538

14 Jul 2017, 22:57

5
ER
 If a = 3^(b – 1), what is the value of a + b ?
Bunuel

4

1834

08 Sep 2017, 22:39

9
ER
 If A = 2B, is A^4 > B^4?
Bunuel

4

740

17 Jul 2017, 09:41

5
 If a = 2,879 + b, what is the value of the digit b? (1) a is divisibl
duahsolo

3

418

25 Oct 2016, 15:37

4
ER
 If a ≠ 0, what is the value of (a^x/a^y)^3 ?
Bunuel

6

1193

05 Nov 2017, 05:50

1
ER
 If a ≠ 0, is b greater than zero?
Bunuel

1

454

30 Aug 2016, 06:50

ER
 If a ≠ 0, is a^b > 1?
Bunuel

5

319

22 Jun 2017, 11:03

5
ER
 If a ≠ 0, does xa = a ?
Bunuel

7

1129

16 Mar 2017, 19:34

8
ER
 If a + b+ c are integers, is abc divisible by 4?
alex1233

9

3954

16 Nov 2016, 12:50

3
ER
 If a + b = 20, then what is the value of c − d?
Bunuel

7

1121

15 Dec 2015, 10:09

2
ER
 If a + b + c = 36, what is the value of abc ?

2

536

17 Mar 2017, 11:50

2
ER
 If a + b + c < 0, is c < 1 ?
AbdurRakib

1

507

05 Jun 2016, 14:23

6
ER
 If a + b + c > 0, is c > 2?
tjerkrintjema

4

1024

04 Oct 2016, 18:54

3
ER
 If a < x < b and c < y < d, is x < y?
vivek_dj

4

4033

19 Sep 2013, 10:45

9
ER
 If a < x < b and c < y < d, is x < y ?
TomB

3

6458

03 Aug 2017, 13:41

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