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Data Sufficiency

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Last post
221) Simple but not getting answer
by ern5231 »
X +2 Y = 16? 1) X> Y 2) X, Y is greater than 4
4
Last post by [email protected]
Fri May 14, 2010 4:01 am
224) Time to work
by ern5231 »
X does first half of work and then Y does second half of the work....
1
Last post by ilikaroy
Fri May 14, 2010 3:58 am
Divisibility
by dkumar.83 »
Hi, As per me the answer should be B , but the answer is C . Kindly...
6
EXPERT REPLIES
Last post by Testluv
Fri May 14, 2010 3:37 am
137) find value
by ern5231 »
137) what is the value of a 15 / a 10 ? (1) a 10 / a 5 = 32 (2) a n...
1
Last post by ballubalraj
Fri May 14, 2010 2:41 am
doubtful about 1st statement
by ashforgmat »
149) Of 75 houses, 48 have a patio. How many houses have a swimming...
2
Last post by ashforgmat
Fri May 14, 2010 12:51 am
198 questions : Please can some one help me with following
by ashforgmat »
Please can some one help with the following questions :- Please post...
5
EXPERT REPLIES
Last post by ashforgmat
Fri May 14, 2010 12:49 am
183) how many food items
by ern5231 »
Three food items - Chicken, Beef and Fish are present in the...
1
Last post by electrico
Thu May 13, 2010 11:44 pm
Point on a line
by ashforgmat »
148) In xy plane, does the line y = 3x + 2 contain point (r, s)? a....
2
Last post by ashforgmat
Thu May 13, 2010 10:16 pm
167) is x a factor?
by ern5231 »
Is x a factor of 24? 1) 3x is a factor of 48 2) 5x is a factor of 60
1
Last post by pradeepkaushal9518
Thu May 13, 2010 9:26 pm
162) Is s divisible?
by ern5231 »
p,r,s are integers. Is s^2 divisible by p? 1) p divides rs 2) r is...
1
Last post by liferocks
Thu May 13, 2010 8:26 pm
67) Is n divisible by 10?
by ern5231 »
N = x + y + z . Is N divisible by 10? (1) x + z is a multiple of 10...
3
Last post by analyst218
Thu May 13, 2010 2:50 pm
Slope of line
by ayankm »
Lines n and p lie in xy plane. Is slope of line n less than slope of...
3
Last post by [email protected]
Thu May 13, 2010 2:42 pm
103) Is n even?
by ern5231 »
N is a positive integer. Is N even? 1) Sum of numbers from 1 to N is...
2
Last post by [email protected]
Thu May 13, 2010 2:06 pm
148 Is a + b <= 1
by ern5231 »
Is a + b <= 1? (1) a ^ 2 + b ^ 2 <= 1 (2) a ^ 2-b ^ 2 <= 1
2
Last post by analyst218
Thu May 13, 2010 1:41 pm
is x > y?
by neoreaves »
If x and y are positive real numbers, is x > y? i) x^3/y < 1...
1
Last post by pradeepkaushal9518
Thu May 13, 2010 10:11 am
ds question
by pradeepkaushal9518 »
if r>s+t, is r positive? 1.s>t 2.r/s+>1
2
Last post by pradeepkaushal9518
Thu May 13, 2010 9:41 am
Average
by dkumar.83 »
Hi all, The answer is E, although I thought it should be C. Can...
1
Last post by akdayal
Thu May 13, 2010 9:11 am
Probability
by dkumar.83 »
1
Last post by akdayal
Thu May 13, 2010 8:58 am
arithmatic..??
by bownarrow »
q) x is a positive number. If 9^x+9^(x+1) +9^(x+2)+...
4
Last post by bownarrow
Thu May 13, 2010 8:15 am
Multiple questions
by dkumar.83 »
3
Last post by jeffedwards
Thu May 13, 2010 7:59 am
133) What is more profitable
by ern5231 »
Store sells two commodities A(200 items) and B(200 items). Is...
1
Last post by gmatmachoman
Thu May 13, 2010 7:03 am
127) what is a1
by ern5231 »
a n =a n-1 -2a n-2 , n>=3. Given that a4=-12, a3=0. What is the...
2
Last post by arohan_sambyal
Thu May 13, 2010 5:00 am
126) Is A factor?
by ern5231 »
Is A factor of 48? 1> A is a factor of 36 2> A is a factor of 24
1
Last post by rajeshsources
Thu May 13, 2010 4:59 am
DS - Inequalities a weakness.
by vineeshp »
Hi, I see that I need a lot of practice with Inequalities in Data...
1
Last post by nicktimoshenko
Thu May 13, 2010 3:28 am
A doubt about the answer....
by ashforgmat »
125) If n is a positive integer and r is remainder when (n-1)(n+1) is...
2
Last post by rajeshsources
Thu May 13, 2010 1:51 am
Number properties
by ashforgmat »
130) Positive integer k has exactly 2 positive prime factors, 3 and...
1
Last post by liferocks
Wed May 12, 2010 10:56 pm
85) Which operation
by ern5231 »
delta represents +, -, or *. delta is actually which operation? (1)...
1
Last post by liferocks
Wed May 12, 2010 10:50 pm
Tough Question
by ashforgmat »
Each employee of company Z is employed in either Division X or...
2
Last post by ashforgmat
Wed May 12, 2010 9:43 pm
n??
by gmatmachoman »
If n is a positive integer that is less than 10, what is the value of...
4
Last post by 2011mbaspirant
Wed May 12, 2010 2:23 pm
Probability
by student22 »
If 2 different representatives are to be selected at random from a...
2
Last post by student22
Wed May 12, 2010 1:49 pm
multiple of 7
by gmatmachoman »
Is 5a-6b is a multiple of 7 ?? a & b are integers 1 : 3a+5b is a...
3
Last post by 2011mbaspirant
Wed May 12, 2010 1:47 pm
Data sufficiency (2)
by Lookingfor700GMAT »
Is 1/p > r/r^2 + 2? p=r r>0 I chose A by itself but the answer...
3
Last post by diebeatsthegmat
Wed May 12, 2010 11:56 am
factors and remainders
by aturpening »
The integers m and p are such that 2<m<p and m is not a factor...
8
Last post by ssuarezo
Wed May 12, 2010 11:49 am
72) Is x < 6
by ern5231 »
x,y,z are integers such that 0<x<y<z. Is X < 6? 1) z>...
2
Last post by iamseer
Wed May 12, 2010 8:28 am
70) what is the value of x?
by ern5231 »
Five integers 2,4,8,10,x. What is the value of x? 1) x not equal to...
5
Last post by iamseer
Wed May 12, 2010 8:21 am
is |x| > |y| ?
by neoreaves »
if x and y are intergers, is |x| > |y| ? i. |x| = |y+1| ii. x^y =...
4
Last post by parketizer
Wed May 12, 2010 8:16 am
198 questions answer doubt
by ashforgmat »
Of 1400 college teachers surveyed, 42% said they considered research...
1
Last post by liferocks
Wed May 12, 2010 7:25 am
Is n equal to 2
by beat_gmat_09 »
If the integer n is greater than 1, is n equal to 2 ? 1) n has...
1
Last post by liferocks
Wed May 12, 2010 7:20 am
76) Parabola DS
by ern5231 »
The curve y= ax^2+bx+c passes through the point (1,2). Does it pass...
2
Last post by iamseer
Wed May 12, 2010 7:19 am
really hard question
by bupbebeo »
at a certain department store present-wrapping counter. Each clerk...
14
Last post by iamseer
Wed May 12, 2010 4:39 am
60) Mod DS
by ern5231 »
Is |x| + |y| = 0? 1) |x| + 2|y| =0 2) |y| + 2|x| = 0
1
Last post by liferocks
Wed May 12, 2010 3:32 am
Number system question
by dkumar.83 »
Kindly provide the answer with the explanation. Regards.
3
Last post by kstv
Wed May 12, 2010 3:01 am
Inequality
by jainrahul1985 »
Is ¦x - y¦>¦x - z¦? (1) ¦y¦>¦z¦ (2) x...
3
Last post by ballubalraj
Tue May 11, 2010 10:44 pm
Number Properties
by nicajvch »
If n is an integer, is (29-n) / n an integer? (1) n is prime (2) n is...
5
Last post by liferocks
Tue May 11, 2010 10:24 pm
Common Divisors
by richs_ca »
Not sure why I'm finding this confusing, but .... If X and Y are...
8
EXPERT REPLIES
Last post by gracezz
Tue May 11, 2010 9:25 pm
Tough DS
by gmatmachoman »
If square roots of numbers are considered positive and sqrt( a)...
5
Last post by kuntalkkc
Tue May 11, 2010 7:47 pm
Time and Distance query.
by dkumar.83 »
3
Last post by debmalya_dutta
Tue May 11, 2010 5:36 pm
Roots
by dkumar.83 »
Kindly reply with the calculations.
2
Last post by liferocks
Tue May 11, 2010 5:13 pm
Inequalities
by dkumar.83 »
Hi, The answer is A. Kindly provide the explanation for the same.
4
Last post by iamseer
Tue May 11, 2010 8:25 am
A MGMAT Inequality
by pkw209 »
Is |x| < 1 ? (1) |x + 1| = 2|x - 1| (2) |x - 3| >...
5
Last post by pkw209
Tue May 11, 2010 7:49 am
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