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Data Sufficiency

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POSTS
Last post
123 is x<0
by ern5231 »
x<y. Is x<0? 1) x^2>y^2 2) y>1
6
EXPERT REPLIES
Last post by amitu
Sat May 15, 2010 10:58 pm
251) Permieter
by ern5231 »
In a triangle, two sides are 5 and 10. What is the perimeter? 1) The...
4
Last post by Stuart@KaplanGMAT
Sat May 15, 2010 8:18 pm
Sqrt and Absolute value qs doubt
by hariharakarthi »
1.Find the value of X stmt : 1 sqrt(X)=X-2 Solve for x will result in...
4
EXPERT REPLIES
Last post by hariharakarthi
Sat May 15, 2010 11:49 am
What's the best resource for Data Sufficiency Strategy?
by gabbyjda »
Hello all! First I want to thank the founders and contributors of...
0
Last post by gabbyjda
Sat May 15, 2010 10:39 am
261) xy
by ern5231 »
Is yx <0.00005? (1) x> 1 / 60000 (2) y <1 / 15000
2
Last post by irmakyolcu
Sat May 15, 2010 9:01 am
when to simplify ?
by beat_gmat_09 »
Question 1: If a,b,c are integers, is a-b+c greater than a+b-c ? 1) b...
9
Last post by irmakyolcu
Sat May 15, 2010 8:50 am
287 Find angle of triangle
by ern5231 »
In a triangle PQR, PQ = x, RQ = y and PR = b. The height from PR to Q...
2
Last post by irmakyolcu
Sat May 15, 2010 8:31 am
Absolute values
by dkumar.83 »
2
Last post by irmakyolcu
Sat May 15, 2010 8:25 am
Real numbers vs integers
by gmatmillenium »
if x,y,z are said to be real numbers and xyz=21 is given, can we...
3
Last post by tpr-becky
Sat May 15, 2010 7:22 am
305) Divisibility with n
by ern5231 »
Is 12 divisible by 6n? 1) 20 is divisible by 2n 2) 6 is divisible by...
1
Last post by pradeepkaushal9518
Sat May 15, 2010 5:41 am
250) Is the permeter more?
by ern5231 »
Is the perimeter of the triangle is greater than 18? 1) Two sides are...
3
Last post by beat_gmat_09
Fri May 14, 2010 9:57 pm
257) What is remainder
by ern5231 »
If n is a positive integer and r is the remainder when (n-1) (n +1)...
2
Last post by rockeyb
Fri May 14, 2010 9:27 pm
189) Find the value
by ern5231 »
(r ^ 2-s ^ 2) ^ 2 =? A. 4R ^ 2S ^ 2 = 120 B: (R ^ 2 + S ^ 2) ^ 2 = 4R...
2
Last post by indiantiger
Fri May 14, 2010 4:15 pm
X=?
by pradeepkaushal9518 »
does x=3? 1.x2-6x-18=3 2.x2-6x+9=0
10
Last post by Brian@VeritasPrep
Fri May 14, 2010 11:26 am
divisible by 7
by pradeepkaushal9518 »
is positive integer x is divisible by7? 1. sum of the prime actors of...
1
Last post by sk818020
Fri May 14, 2010 10:17 am
79) greatest integer
by ern5231 »
is the greatest integer less than or equal to x, Is =0? 1) = 0 2) =0
2
Last post by gmatmachoman
Fri May 14, 2010 6:01 am
% of employess
by ashforgmat »
147) At a company employees are either managers or directors, what...
3
Last post by gmatmachoman
Fri May 14, 2010 5:39 am
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