BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course

Redeem

Data Sufficiency

New Topic
Advanced search
Topics
POSTS
Last post
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
x and 18
by sanju09 »
What is x equal to? (1) LCM of x and 18 is 36. (2) HCF of x and 18 is...
3
Last post by shashank.ism
Sun Feb 21, 2010 6:32 am
modulus
by thephoenix »
if y>=0 , what is the value of x? 1) lx-3l>=y 2) lx-3l<=-y
2
Last post by shashank.ism
Sun Feb 21, 2010 6:20 am
Number Properties + Average!!
by apoorva.srivastva »
The Values of five numbers are either 10,20 or 30. What is the...
5
Last post by shashank.ism
Sun Feb 21, 2010 6:14 am
Black and White Balls
by harsh.champ »
Two balls are to be picked at random from a drawer containing only...
4
Last post by shashank.ism
Sun Feb 21, 2010 6:04 am
Co-ordinate Geometry
by harsh.champ »
What is the slope of line l which passes through the origin of a...
2
Last post by shashank.ism
Sun Feb 21, 2010 5:59 am
University-Faculty Numbers
by harsh.champ »
A university has 2,000 faculty members all of whom have a masters...
2
Last post by shashank.ism
Sun Feb 21, 2010 5:41 am
Male Officer: Female Officer
by harsh.champ »
What is the ratio of male to female officers in the police force in...
2
Last post by shashank.ism
Sun Feb 21, 2010 5:10 am
x-y = ?
by harsh.champ »
If x and y are both positive integers, how much greater is x than y?...
2
Last post by shashank.ism
Sun Feb 21, 2010 5:00 am
Number of Stairs Between Floors
by pierce22884 »
If the two floors in a certain building are 9 feet apart, how many...
4
Last post by shashank.ism
Sun Feb 21, 2010 4:50 am
Concert Ticket
by harsh.champ »
Every pupil in a school was given one ticket for a concert. The...
3
Last post by shashank.ism
Sun Feb 21, 2010 4:47 am
An empty swimming pool
by gmatnmein2010 »
An empty swimming pool with a capacity of 100,000 liters is to be...
2
Last post by shashank.ism
Sun Feb 21, 2010 4:33 am
Algebra Sequence & Series
by and1ms238 »
This problem comes from OG 12 #45. If r is a constant and an=an for...
4
Last post by harsh.champ
Sun Feb 21, 2010 4:19 am
Train
by gmatnmein2010 »
Stations X and Y are connected by two separate, straight, parallel...
3
Last post by harsh.champ
Sun Feb 21, 2010 3:20 am
material A
by gmatnmein2010 »
Material A costs $3 per kilogram, and material B costs $5 per...
2
Last post by shashank.ism
Sun Feb 21, 2010 2:44 am
x tons of gravel
by gmatnmein2010 »
A contractor combined x tons of a gravel mixture that contained 10%...
2
Last post by shashank.ism
Sun Feb 21, 2010 2:31 am
concentration of acid
by gmatnmein2010 »
Xgrams of water were added to the 80 grams of a strong solution of...
3
Last post by shashank.ism
Sun Feb 21, 2010 2:25 am
water(in grams)
by gmatnmein2010 »
How much water (in grams) should be added to a 35%-solution of acid...
2
Last post by shashank.ism
Sun Feb 21, 2010 2:19 am
value of x
by gmatnmein2010 »
if y>=0 , what is the value of x? 1) lx-3l>=y 2) lx-3l<=-y
2
Last post by shashank.ism
Sun Feb 21, 2010 1:29 am
integers
by gmatnmein2010 »
If x and y are integers and y = | x + 3| + | 4 - x|. Does y...
3
Last post by shashank.ism
Sun Feb 21, 2010 1:25 am
Line slope query
by abhi332 »
I have a doubt regarding slope of line if Line A have slope -5 and...
3
Last post by shashank.ism
Sun Feb 21, 2010 1:21 am
rent
by gmatnmein2010 »
The annual rent collected by a corporation from a certain building...
3
Last post by shashank.ism
Sun Feb 21, 2010 1:19 am
non zero integers
by gmatnmein2010 »
If x and y are non-zero integers and |x| + |y| = 32, what is xy? (1)...
3
Last post by shashank.ism
Sun Feb 21, 2010 1:04 am
year,probability,percentages
by bhumika.k.shah »
In year x, it rained on 40% of all Mondays and 20% of all Tuesdays....
9
Last post by shashank.ism
Sun Feb 21, 2010 12:42 am
Bob and Wendy
by gmatnmein2010 »
Bob and Wendy planned to walk from their home to a restaurant for...
3
Last post by shashank.ism
Sat Feb 20, 2010 10:20 pm