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Data Sufficiency

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Tom Cruise
by Aman verma »
Q: Tom Cruise has only five people in his family :Tom , his wife ,a...
9
Last post by Aman verma
Wed Feb 24, 2010 5:47 am
hard question from GMATPrep
by tanviet »
Pls, help with this r in remainder when t^2+5t+6 is divided by 7,...
7
Last post by rahul.s
Wed Feb 24, 2010 5:45 am
prime factorization
by rahul.s »
If K is a positive integer, how many different prime numbers are...
4
Last post by ajith
Wed Feb 24, 2010 4:53 am
GCD of m and n
by shahab03 »
I am ok with Statement 1's explanation 1) m is prime no info on n,...
2
Last post by Pedros
Wed Feb 24, 2010 1:48 am
Isoceles Triangle
by harsh.champ »
Is ABC an isosceles triangle? 1.Exactly two of the angles <A and...
7
EXPERT REPLIES
Last post by lunarpower
Tue Feb 23, 2010 10:41 pm
remainder when x divided by 6
by shahab03 »
From statement 1: When x is divided by 2 remainder is 1, so its a...
1
Last post by thephoenix
Tue Feb 23, 2010 9:09 pm
GPrep Question 20 - divided by 7
by shahab03 »
1
Last post by thephoenix
Tue Feb 23, 2010 7:43 pm
XY Plane- GMATPrep
by shahab03 »
5
EXPERT REPLIES
Last post by thephoenix
Tue Feb 23, 2010 7:35 pm
Y perfect square
by harsh.champ »
What is the value of Y? A: XXYY is a perfect square. B:1/Y of the...
4
Last post by ajith
Tue Feb 23, 2010 7:48 am
Is w an integer??
by harsh.champ »
Is w an integer? 1. 3w is an odd number. 2. 2w is an even number.
5
EXPERT REPLIES
Last post by lunarpower
Tue Feb 23, 2010 6:29 am
inequalities
by rahul.s »
If x and y are distinct integers, is (x + 7y)^3 > 0? (1) x^2 >...
3
EXPERT REPLIES
Last post by lunarpower
Tue Feb 23, 2010 6:08 am
union and intersection of sets
by rahul.s »
At Company C, employees who bring lunch each day bring either pasta,...
3
Last post by harsh.champ
Tue Feb 23, 2010 5:02 am
average
by rahul.s »
If twelve consecutive even integers are listed in increasing order,...
3
Last post by sumanr84
Tue Feb 23, 2010 4:47 am
Canned Soup Price
by harsh.champ »
The regular price for canned soup was reduced during a sale. How much...
5
Last post by kstv
Tue Feb 23, 2010 3:39 am
a fish colony
by rahul.s »
A fish colony is called unstable if, at the end of the year, the...
5
Last post by ajith
Tue Feb 23, 2010 3:33 am
jewelry
by rahul.s »
A jeweler ships a package of N necklaces and R rings to a client. The...
1
Last post by ajith
Tue Feb 23, 2010 1:26 am
XY Plane
by gmatwriter »
In the xy-plane, is the point (4, -2) on the line L? 1. Point (1,1)...
4
Last post by gmatwriter
Mon Feb 22, 2010 10:52 am
Longfellow playground
by harsh.champ »
If the Longfellow Playground is rectangular, what is its width? (1)...
2
Last post by shashank.ism
Sun Feb 21, 2010 8:59 pm
Value of "x-1"
by harsh.champ »
What is the value of x -1? (1) x + 1 =3 (2) x - 1 < 3
2
Last post by shashank.ism
Sun Feb 21, 2010 8:56 pm
Reduced Price
by harsh.champ »
By what percent has the price of an overcoat been reduced? (1) The...
2
Last post by shashank.ism
Sun Feb 21, 2010 8:55 pm
two digit integer
by gmatmachoman »
An interger greater than 1 that is not prime is called composite. If...
5
Last post by shashank.ism
Sun Feb 21, 2010 8:36 pm
AVERAGE
by Fab »
Q2: What is the ratio of the average (arithmetic mean) height of...
6
Last post by harsh.champ
Sun Feb 21, 2010 8:17 pm
Grocery Shopper
by harsh.champ »
If a grocery shopper received $0.25 off the original price of a...
3
Last post by shashank.ism
Sun Feb 21, 2010 7:55 pm
John's Average Speed
by harsh.champ »
What was John's average driving speed in miles per hour during...
2
Last post by shashank.ism
Sun Feb 21, 2010 7:47 pm
Defective Bottles
by harsh.champ »
If a bottle is to be selected at random from a certain collection of...
3
Last post by ajith
Sun Feb 21, 2010 7:40 pm
Music Outlet Discounts?
by tsmith93 »
At Music Outlet the regular price for a CD is d dollars. How many CDs...
4
Last post by ajith
Sun Feb 21, 2010 7:38 pm
sqrt((x-3)^2) = 3 - x?
by gmatmachoman »
Is sqrt((x-3)^2) = 3 - x? 1) x is not equal to 3 2) -x|x| > 0 OA:...
2
Last post by shashank.ism
Sun Feb 21, 2010 7:37 pm
marbles
by daretodream »
John must select a marble from a bag containing red,green and blue...
3
Last post by ajith
Sun Feb 21, 2010 7:33 pm
Sequence
by tsmith93 »
The first term of sequence I is 2, and each subsequent term is 2 more...
3
Last post by ajith
Sun Feb 21, 2010 7:29 pm
f(x)
by tsmith93 »
If f(x)=9x+9^x, what is the value of f(1/2)?
3
Last post by ajith
Sun Feb 21, 2010 7:24 pm
7 Clothings
by NeuronSage »
Hi Guys, OG E12 DS Q32: Jerry bought 7 clothing items, including a...
2
Last post by harsh.champ
Sun Feb 21, 2010 6:51 pm
Price of item
by harsh.champ »
If today the price of an item is $3,600, what was the price of the...
2
Last post by shashank.ism
Sun Feb 21, 2010 6:50 pm
bakery sells rye bread
by Nijeesh »
A certain bakery sells rye bread in 16-ounce loaves and 24-ounce...
4
Last post by shashank.ism
Sun Feb 21, 2010 6:17 pm
70 - Arithmetic Mean
by harsh.champ »
Was 70 the average (arithmetic mean) grade on a class test? (1) On...
2
Last post by shashank.ism
Sun Feb 21, 2010 2:42 pm
Simple interest
by crackgmat007 »
Q10: A total of $60,000 was invested for one year. Part of this...
7
Last post by shashank.ism
Sun Feb 21, 2010 1:37 pm
number line
by daretodream »
On the number line shown, is zero halfway between r and s ?...
4
Last post by shashank.ism
Sun Feb 21, 2010 12:56 pm
computer memory
by daretodream »
Each M-type memory unit will increase the base memory capacity of a...
3
Last post by shashank.ism
Sun Feb 21, 2010 12:51 pm
is n/15 an integer?
by daretodream »
If n is an integer, is n/15 an integer? (1) 3n/15 is an integer. (2)...
3
Last post by shashank.ism
Sun Feb 21, 2010 12:47 pm
perfect square
by daretodream »
Is the positive integer N a perfect square? (1) The number of...
5
Last post by shashank.ism
Sun Feb 21, 2010 12:29 pm
How many kilometers did Bill drive
by gmatnmein2010 »
On a certain day it took Bill three times as long to drive from home...
6
Last post by shashank.ism
Sun Feb 21, 2010 11:54 am
value of y
by daretodream »
If (y+3)(y-1) - (y-2)(y-1) = r(y-1), what is the value of y?...
3
Last post by shashank.ism
Sun Feb 21, 2010 8:11 am
bacteria population
by gmatnmein2010 »
By what percent will the bacteria population increase in 1 hour? (1)...
4
Last post by bhumika.k.shah
Sun Feb 21, 2010 7:59 am
Consecutive Integers
by harsh.champ »
Are the integers x, y and z consecutive? 1. The arithmetic mean...
2
Last post by shashank.ism
Sun Feb 21, 2010 7:39 am
Sheep
by harsh.champ »
How many ewes (female sheep) in a flock of 50 sheep are black? 1....
2
Last post by shashank.ism
Sun Feb 21, 2010 7:33 am
|x| <1 ?
by daretodream »
If x≠0, is |x| <1? (1) x2<1 (2) |x| < 1/x
3
Last post by shashank.ism
Sun Feb 21, 2010 7:09 am
x+y
by harsh.champ »
Given that x and y are real numbers, what is the value of x + y ? 1....
3
Last post by shashank.ism
Sun Feb 21, 2010 7:04 am
is p>q ?
by daretodream »
Is p > q? (1) p + 5q is positive. (2) p + 4q is negative.
3
Last post by shashank.ism
Sun Feb 21, 2010 7:01 am
Average
by harsh.champ »
What is the average of a, b, and c? 1. 2a + b + 4c = 23 2. 3a + 4b +...
3
Last post by shashank.ism
Sun Feb 21, 2010 6:51 am
x,n
by daretodream »
If n is a positive integer and x does not equal zero, is x^n >...
3
Last post by shashank.ism
Sun Feb 21, 2010 6:45 am
Total Score in golf
by harsh.champ »
What was Casey's total score for eighteen holes of golf? (1)...
3
Last post by shashank.ism
Sun Feb 21, 2010 6:40 am