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GMAT Data Sufficiency (DS)

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769
ER
View first unread post 100 Hardest and easiest questions for DS as of March 2024
Bunuel
19
160640
View first unread post by: bumpbot
28 Nov 2023, 14:32
1416
ER
View first unread post DS Question Directory by Topic and Difficulty
bb
0
446441
View first unread post by: bb
07 Mar 2012, 08:58
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Topics
ER
View first unread post What is the value of positive integer K? (1) 2, 5, and 7 are the only
Bunuel
1
671
View first unread post by: TestPrepUnlimited
01 Nov 2020, 14:09
ER
View first unread post Is integer z divisible by 24? (1) z is divisible by 6. (2) z is divis
Bunuel
1
875
View first unread post by: TestPrepUnlimited
01 Nov 2020, 14:12
1
ER
View first unread post Is integer z divisible by 12? (1) z is divisible by 8. (2) z is divis
Bunuel
1
725
View first unread post by: chetan2u
01 Nov 2020, 20:17
1
ER
View first unread post Is integer z divisible by 48? (1) z is divisible by 12. (2) z is divi
Bunuel
1
996
View first unread post by: chetan2u
01 Nov 2020, 20:22
16
ER
View first unread post If xy < 4, is x < 2 ? (1) y > 1 (2) y > x
Bunuel
11
8736
View first unread post by: Bunuel
03 Nov 2020, 12:01
5
ER
View first unread post A man shared his lottery winnings of $15,000 with his wife and two
Bunuel
4
6124
View first unread post by: bumpbot
04 Nov 2020, 07:23
2
ER
View first unread post Is the integer x a prime number? (1) x + 1 is prime (2) x + 2 is not
Bunuel
3
820
View first unread post by: chetan2u
04 Nov 2020, 20:53
3
ER
View first unread post If k is a positive integer, is k a prime number?
Bunuel
3
1109
View first unread post by: Bunuel
05 Nov 2020, 11:34
24
ER
View first unread post For non-negative integers x, y, and z, is x^z odd?
Bunuel
10
6145
View first unread post by: Basshead
05 Nov 2020, 12:45
ER
View first unread post If k is a positive integer, is k a prime number?
Bunuel
2
1012
View first unread post by: TestPrepUnlimited
05 Nov 2020, 15:46
4
ER
View first unread post Is the product of positive integers x and y a prime number?
Bunuel
5
1200
View first unread post by: Basshead
05 Nov 2020, 16:39
2
ER
View first unread post If the sequence S has 100 terms, what is the 7th term of S?
Bunuel
5
4241
View first unread post by: bumpbot
06 Nov 2020, 10:39
9
ER
View first unread post If 2, 3, and 5 are the only prime factors of a positive integer p, wha
Bunuel
3
2024
View first unread post by: GCMEMBER
07 Nov 2020, 01:05
8
ER
View first unread post Is the product of two numbers x and y a prime number?
Bunuel
8
1195
View first unread post by: aamani02
07 Nov 2020, 21:18
2
ER
View first unread post What is the sum of the squares of x^2 and y^2?
Bunuel
3
868
View first unread post by: TestPrepUnlimited
08 Nov 2020, 12:58
18
ER
View first unread post In a certain country, the average retirement age for college graduates
Bunuel
10
6057
View first unread post by: bumpbot
09 Nov 2020, 00:23
ER
View first unread post How old is Roy if he is twice as old as his friend Jane, Jane is four
Bunuel
1
829
View first unread post by: Jonathanyana
09 Nov 2020, 10:30
ER
View first unread post What is the measure of angle A?
Bunuel
1
913
View first unread post by: BrentGMATPrepNow
10 Nov 2020, 07:48
ER
View first unread post If x and y are positive integers and x/y = 2, what is the value of x?
Bunuel
5
2520
View first unread post by: MHIKER
10 Nov 2020, 08:08
3
ER
View first unread post If X is the center of circle A and Z is the center of circle B, is the
Bunuel
2
890
View first unread post by: winterschool
10 Nov 2020, 11:28
10
ER
View first unread post On Thursday afternoon, two machines, J and R, ran continuously at unif
Bunuel
9
3192
View first unread post by: suryan1991
11 Nov 2020, 11:32
1
ER
View first unread post Is BC || to DF? (1) Angle x + angle y = 180° (2) Angle z = angle w
Bunuel
1
637
View first unread post by: stne
11 Nov 2020, 11:44
16
ER
View first unread post A box contains only white balls, red balls and green balls. What is th
Bunuel
9
11031
View first unread post by: bumpbot
11 Nov 2020, 17:54
8
ER
View first unread post If x is a positive integer, is x^2 + 1 an odd number?
Bunuel
7
1912
View first unread post by: GCMEMBER
13 Nov 2020, 00:25
4
ER
View first unread post If A and B are positive integers, does B have more prime factors than
Bunuel
8
1892
View first unread post by: IanStewart
15 Nov 2020, 13:49
9
ER
View first unread post In the list of numbers {a, b, c}, a is the average (arithmetic mean)
Bunuel
7
2267
View first unread post by: Bunuel
16 Nov 2020, 15:27
ER
View first unread post Is the integer a even? (1) a is divisible by 7 (2) a is divisible by 9
Bunuel
1
468
View first unread post by: rajatchopra1994
17 Nov 2020, 09:25
1
ER
View first unread post If t is a positive integer, is t^3 + 1 an odd number? (1) t is the sma
Bunuel
3
763
View first unread post by: RutuM
17 Nov 2020, 11:38
6
ER
View first unread post If x and y are integers, is x even? (1) (x + 2)(y^2 + 7) is even.
Bunuel
4
1223
View first unread post by: TestPrepUnlimited
17 Nov 2020, 14:16
1
ER
View first unread post If x ≠ –1 and y ≠ ±1, then what is the value of (xy − x)/((x + 1)(y −
Bunuel
3
971
View first unread post by: bumpbot
17 Nov 2020, 16:13
1
ER
View first unread post If x is a positive integer, is x even? (1) x^2 + y^2 = 98 (2) y is od
Bunuel
1
870
View first unread post by: rajatchopra1994
18 Nov 2020, 01:52
12
ER
View first unread post m and n are positive integers. What is the value of m?
Bunuel
5
3510
View first unread post by: bumpbot
18 Nov 2020, 05:20
4
ER
View first unread post If xy ≠ 0. Is x + y = 0 ? (1) x is reciprocal of y. (2) x ≠ 1.
Bunuel
4
2128
View first unread post by: bumpbot
18 Nov 2020, 07:08
1
ER
View first unread post What is the value of the integer x? (1) x^2 = 81. (2) x is a square
Bunuel
3
1166
View first unread post by: akadiyan
18 Nov 2020, 09:39
4
ER
View first unread post In the triangle above, what is the measure of Angle YZX?
Bunuel
5
3409
View first unread post by: SiddharthR
19 Nov 2020, 14:15
34
ER
View first unread post If t, p, and q are different positive integers, how many positive inte
Bunuel
6
5374
View first unread post by: bumpbot
20 Nov 2020, 11:18
8
ER
View first unread post A certain zoo has mammal and reptiles and birds, and no other animals.
Bunuel
10
10673
View first unread post by: bumpbot
20 Nov 2020, 12:24
4
ER
View first unread post What was the ledger balance in the saving bank account on January 31?
Bunuel
5
2000
View first unread post by: IanStewart
21 Nov 2020, 10:38
8
ER
View first unread post Dodgers stadium, which is rectangular in shape, currently has one par
Bunuel
5
1476
View first unread post by: Pallavi2020
21 Nov 2020, 11:22
10
ER
View first unread post For isosceles triangle LMN, what is the measure of angle N?
Bunuel
17
14587
View first unread post by: Basshead
22 Nov 2020, 12:29
ER
View first unread post Is integer q divisible by 6? (1) q = 7^n – 1, where n is a positive
Bunuel
4
1021
View first unread post by: bond001
23 Nov 2020, 04:21
10
ER
View first unread post If m and n are positive integers such that m + n = 9, what is the valu
Bunuel
5
2599
View first unread post by: Basshead
23 Nov 2020, 19:11
3
ER
View first unread post If s + t = 10, what is the value of q – r? (1) r = s (2) tq – sr + s
Bunuel
3
2072
View first unread post by: Basshead
24 Nov 2020, 05:06
3
ER
View first unread post If the expression #(a,b)# is defined to be the sum of a and b divided
Bunuel
3
1182
View first unread post by: TestPrepUnlimited
24 Nov 2020, 20:56
14
ER
View first unread post What is the value of x?
Bunuel
13
6739
View first unread post by: bumpbot
25 Nov 2020, 12:03
10
ER
View first unread post If z is a positive integer, is z^(1/2) an integer?
Bunuel
4
1708
View first unread post by: chetan2u
25 Nov 2020, 20:01
6
ER
View first unread post In a certain mixture of oil and vinegar, additional vinegar was added
Bunuel
4
2931
View first unread post by: bumpbot
26 Nov 2020, 00:42
1
ER
View first unread post Sequence X consists of 825 terms, and each term after the first term
Bunuel
7
3677
View first unread post by: bumpbot
27 Nov 2020, 05:05
7
ER
View first unread post If 3b − |a| = 27, what is the value of b? (1) a^2 = 81 (2) a^3 > 0
Bunuel
4
3656
View first unread post by: xabi14
29 Nov 2020, 06:20
17
ER
View first unread post In the figure above, a rectangle is divided into smaller rectangles
Bunuel
8
4639
View first unread post by: Bunuel
29 Nov 2020, 10:18
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