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Mean and standard deviation
by deepak123gmat »
The lifetime of all the batteries produced by a certain company in a...
3
Last post by deepak123gmat
Fri Oct 08, 2010 11:43 am
Platinum GMAT: Qn
by anantbhatia »
If x and y are distinct positive integers, what is the value of x^4 -...
5
Last post by anantbhatia
Fri Oct 08, 2010 11:17 am
Terminating Decimal
by selango »
A terminating decimal is defined as a decimal that has a finite...
3
Last post by gmatmachoman
Fri Oct 08, 2010 10:49 am
Factor
by goyalsau »
Is 300 a factor of Q? (1) 250 is a multiple of Q. (2) 250 is a factor...
4
Last post by Rahul@gurome
Fri Oct 08, 2010 5:56 am
Number Theory question
by gig92 »
Can the positive integer p be expressed as the product of two...
2
Last post by sk818020
Fri Oct 08, 2010 5:44 am
X and Y
by goyalsau »
Is x2 > 4x - 3y? (1) y > 0 and x > 4 (2) 4x -...
3
Last post by sanju09
Fri Oct 08, 2010 5:05 am
x?
by sanju09 »
If x and y are positive integers, what is the value of x? (1) (3^x)...
1
Last post by Rahul@gurome
Fri Oct 08, 2010 4:15 am
Easy but Tricky
by shovan85 »
On the number line shown, is zero halfway between a and b...
3
Last post by limestone
Fri Oct 08, 2010 3:15 am
Multiples Problem
by vongdn »
If x and y are integers greater than 1, is x a multiple of y? (1)...
4
Last post by Rahul@gurome
Thu Oct 07, 2010 11:17 pm
DS
by blaster »
What is x? (1) |x| < 2 (2) |x| = 3x - 2
1
Last post by Ian Stewart
Thu Oct 07, 2010 12:02 pm
Integers
by danjuma »
The LCM of 2 numbers is 630. What is the difference between the 2...
4
Last post by Yanat
Thu Oct 07, 2010 7:11 am
Click and Tick
by yuliawati »
In the game Cako, a player is awarded one tick for every third Alb...
3
Last post by Yanat
Thu Oct 07, 2010 7:05 am
GMAT Prep : Geometry Traingles
by Skywalker »
Hi, I tried solving the sum by applying several triangle properties...
5
Last post by GMATGuruNY
Thu Oct 07, 2010 6:50 am
Percentage
by deepakb »
In a survey of 200 college graduates, 30 percent said they had...
5
Last post by Yanat
Thu Oct 07, 2010 6:34 am
NumberProperties
by ramannjit »
If x is not equal to y and if √x =y, what is the value of y^3 ?...
2
Last post by ramannjit
Wed Oct 06, 2010 9:36 pm
Remainders
by vongdn »
If p and n are positive integers and p>n, what is the remainder...
1
Last post by ramannjit
Wed Oct 06, 2010 8:24 pm
GMAT Prep : % Sum
by Skywalker »
Hi, Here, is the OA = B coz we get the equation as .25 French = .1...
1
Last post by limestone
Wed Oct 06, 2010 5:24 pm
Multiples - GMAT Prep
by rosh26 »
Is integer n a multiple of 15? I n is a multiple of 20 II n+6 is a...
7
Last post by inmate
Wed Oct 06, 2010 1:18 pm
Geometry DS
by narik11 »
OA:D
4
Last post by narik11
Wed Oct 06, 2010 8:09 am
Overlapping Sets Problem
by vongdn »
3000 families live in a certain town. How many families who live in...
3
Last post by Yanat
Wed Oct 06, 2010 7:45 am
Number Comparison Problem
by vongdn »
If N and P are integers, is P > 0 ? (1) N + 1 > 0 (2) NP > 0...
6
Last post by Yanat
Wed Oct 06, 2010 7:42 am
knewton vr 17
by pradeepkaushal9518 »
is x ≠ y? xy < 0 x2y2 - 1 = 0 A Statement (1) ALONE...
2
Last post by Yanat
Wed Oct 06, 2010 7:40 am
knewton vr 19
by pradeepkaushal9518 »
A certain clerk's monthly salary is equal to a fixed base rate plus a...
2
Last post by Yanat
Wed Oct 06, 2010 7:20 am
knewton vr 20
by pradeepkaushal9518 »
At Payaso Clown College, 600 students study juggling or balloon...
2
Last post by Yanat
Wed Oct 06, 2010 7:17 am
DS
by narik11 »
I came up with Option B, as the longest chord is the diameter and...
2
Last post by narik11
Wed Oct 06, 2010 3:39 am
Concert DS
by pharmxanthan »
Each person who attended a certain concert paid the same price for a...
2
Last post by blaster
Wed Oct 06, 2010 2:34 am
Perimeter-quick one
by selango »
What is the perimeter of a rectangle with length l and width w? (1) l...
1
Last post by kmittal82
Wed Oct 06, 2010 2:25 am
GMAT Prep : Ratio Sum
by Skywalker »
Hi, Can someone let me know why the OA = E and not C ? We have 2...
2
Last post by ashokkadam
Tue Oct 05, 2010 10:45 pm
Interest Problem
by vongdn »
Robin split a total of $24,000 between two investments, X and Y. If...
1
Last post by neerajkumar1_1
Tue Oct 05, 2010 10:36 pm
GMAT Prep: Fraction
by Skywalker »
Hi, Why is the OA = C and not A ? Pls let me know....
2
Last post by neerajkumar1_1
Tue Oct 05, 2010 10:30 pm
Interesting GMATFix Problem-44
by arora007 »
Working toegether, Rihanna and Jen can build 66.66% more toys in 8...
7
Last post by diebeatsthegmat
Tue Oct 05, 2010 8:52 pm
MY favourite XYZ
by goyalsau »
Is (x^7)(y^2)(z^3)>0 ? (1) yz<0 (2) xz>0 I marked B but the...
16
Last post by Rahul@gurome
Tue Oct 05, 2010 8:51 pm
Divisiblty
by goyalsau »
If a*b*c divisible by 24 ? (1) a,b,and c are consecutive integers (2)...
1
Last post by Rahul@gurome
Tue Oct 05, 2010 7:07 pm
Gmat prep : Line Sum
by Skywalker »
Hi, I really could not figure this one...I know its simple but can't...
1
Last post by Rahul@gurome
Tue Oct 05, 2010 5:39 pm
Interesting GMATFix Problem-45
by arora007 »
If x notequalto y and y notequalto -1,is < ? 1) x>0>y 2)...
5
Last post by Rahul@gurome
Tue Oct 05, 2010 5:28 pm
Combinatorics- 600-700 level
by lavinia »
How many different 5-person teams can be formed from a group of x...
8
Last post by lavinia
Tue Oct 05, 2010 10:52 am
knewton ds 7
by pradeepkaushal9518 »
A certain zoo has 288 mammals, 25 percent of which are female. What...
5
Last post by Yanat
Tue Oct 05, 2010 9:02 am
PRINCESTONE-TV X
by pradeepkaushal9518 »
In City X, a television ratings service estimates that the number of...
6
Last post by Yanat
Tue Oct 05, 2010 8:50 am
ds
by blaster »
If x, y and z are different integers, is x divisible by 11? 1. xyz is...
4
Last post by Yanat
Tue Oct 05, 2010 8:23 am
Interesting GMATFix Problem-43
by arora007 »
If k is a positive integer, what is the remainder when (k^2 - 4) is...
3
Last post by arora007
Tue Oct 05, 2010 6:40 am
Exponents & Roots
by ramannjit »
If x, y , and z are integers, is x even? (1) 10^x = (4^y)(5^z). (2)...
3
Last post by mj78ind
Tue Oct 05, 2010 4:35 am
SETS
by goyalsau »
s the range of a combined set (S,T) bigger than the sum of ranges of...
2
Last post by shovan85
Tue Oct 05, 2010 4:12 am
GMAT Prep : DS ( probability )
by Skywalker »
Hi, How do we proceed to solve such sums...do we actually plug in...
4
Last post by GMATGuruNY
Tue Oct 05, 2010 2:19 am
GMAT Prep ?? (Carlos Average Speed)
by dferm »
If it took Carlos 1/2 hour to cycle from his house to the library...
10
Last post by Ferdous
Mon Oct 04, 2010 7:03 pm
Bowl
by goyalsau »
A bowl contains red and green chips and no chips of any other color....
4
Last post by Rahul@gurome
Mon Oct 04, 2010 3:10 pm
M and N
by goyalsau »
If M and N are integers,is (10^M+N)/3 an integer? 1.N=5 2.MN is even
15
Last post by debmalya_dutta
Mon Oct 04, 2010 8:33 am
GMAT Prep : Probability
by Skywalker »
Hi, Do we plug in numbers here ? How to we solve this in the shortest...
3
Last post by Geva@EconomistGMAT
Mon Oct 04, 2010 5:51 am
knewton ds 8
by pradeepkaushal9518 »
How many times did the wheel of a car make a 360-degree rotation if...
5
Last post by pradeepkaushal9518
Mon Oct 04, 2010 4:06 am
GMAT Prep : DS Equality sum
by Skywalker »
I chose the answer to be A but the OA = C . Please let me know why......
1
Last post by Geva@EconomistGMAT
Mon Oct 04, 2010 2:57 am
Inequality :S
by anantbhatia »
Is y - x > 1/(x-y) ? (1) �'x - y�' > 1 (2) y > x...
8
Last post by shovan85
Mon Oct 04, 2010 1:20 am