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Difficult Average Problem
by pkw209 »
Hi guys, Could someone please provide an explanation to this problem?...
8
Last post by Stuart@KaplanGMAT
Thu Apr 15, 2010 10:58 pm
Combination / Permutation
by pkw209 »
9
Last post by eaakbari
Thu Apr 15, 2010 10:41 pm
Pond Problem
by pkw209 »
I believe this is a Kaplan problem. Answers:
5
Last post by kstv
Thu Apr 15, 2010 9:56 pm
MGMAT Greatest Common Factor
by pkw209 »
The greatest common factor of 16 and the positive integer N is 4. The...
2
Last post by hachette
Thu Apr 15, 2010 6:12 pm
remainder
by slortta »
If n is a positive integer, what is the remainder when 3^8n+3 + 2 is...
6
Last post by slortta
Thu Apr 15, 2010 1:47 pm
Algebra / Exponent Problem
by pkw209 »
Figure this one out by plugging in numbers. Could someone provide an...
1
Last post by kevincanspain
Thu Apr 15, 2010 1:40 pm
Multiple of both 2 and 8
by ramyaravindran »
If one number is chosen at random from the first 1000 positive...
3
Last post by neoreaves
Thu Apr 15, 2010 10:53 am
digits 71*72*
by eaakbari »
what are the last two digits of the expression 71*72*73*... and so on...
4
Last post by Ashish8
Thu Apr 15, 2010 10:14 am
good one
by pradeepkaushal9518 »
At a local appliance manufacturing facility, the workers received a...
4
Last post by neoreaves
Thu Apr 15, 2010 9:06 am
Factoring Problem
by student22 »
I'm almost embarrassed to be posting this since I'm sure the solution...
4
Last post by student22
Thu Apr 15, 2010 7:46 am
someone please help w/ this Q!
by smeyers »
A certain store found that last year the average (arithmetic mean)...
3
Last post by eaakbari
Thu Apr 15, 2010 6:30 am
ex
by pradeepkaushal9518 »
What is the units digit of 6to power15 - 7to power4 - 9 to power3? A)...
3
Last post by eaakbari
Thu Apr 15, 2010 6:25 am
Exponent Problem - Kinda Tricky!
by pkw209 »
Hey guys, Couldn't figure this one out. An explanation would be...
5
Last post by thephoenix
Thu Apr 15, 2010 3:20 am
average
by cat er ina »
It's the second time that it shows up on my gmat prep test and still...
3
Last post by cat er ina
Thu Apr 15, 2010 12:34 am
Set theory
by mgmt_gmat »
63) S is finite set of numbers. Does S contain more negative numbers...
5
Last post by cat er ina
Wed Apr 14, 2010 11:39 pm
groups of 3
by eaakbari »
In how many different ways can you choose groups of 3 among 4 married...
10
Last post by eaakbari
Wed Apr 14, 2010 10:36 pm
Heads / Tails Sequence Problem
by pkw209 »
Hi guys, Could someone provide a good explanation to this problem?...
2
Last post by Fiver
Wed Apr 14, 2010 7:13 pm
inequalities
by vscid »
Which of the following represents the range for all X which satisfy...
1
Last post by 4GMAT_Mumbai
Wed Apr 14, 2010 6:07 pm
Probability #2
by C »
Five A-list actresses are vying for the three leading roles in the...
3
Last post by mani_parashar
Wed Apr 14, 2010 12:10 pm
Help requested for mixture question
by cyrusthegreat »
An alloy contains copper and zinc in the ratio of 5:3 and another...
7
Last post by harshavardhanc
Wed Apr 14, 2010 11:09 am
GMAT prep - maximum numbers of different stocks
by auntsom »
All of stocks on over-the-counter market are designated by either a...
6
Last post by cyrusthegreat
Wed Apr 14, 2010 9:27 am
a* equals
by sanju09 »
If a* = (2 a + 6)/4, and a = 3 b + 1, then a* equals (A) 0.5b + 1.5...
2
Last post by greentealeaf
Wed Apr 14, 2010 7:08 am
11223334444
by eaakbari »
1122334444... In above sequence, what is the 100th digit A 1 B 2 C 3...
9
Last post by pradeepkaushal9518
Wed Apr 14, 2010 6:04 am
Equal sums
by neoreaves »
If a is the sum of x consecutive positive integers. b is the sum of y...
10
Last post by ajith
Wed Apr 14, 2010 4:36 am
How to improve the general knowledge of math?
by Delayed_flight »
I have hard days trying to remember all the basic math knowledge in...
5
Last post by Delayed_flight
Wed Apr 14, 2010 2:26 am
Probability
by C »
A florist has 2 azaleas, 3 buttercups, and 4 petunias. She puts two...
2
Last post by neoreaves
Wed Apr 14, 2010 12:17 am
number properties
by vscid »
If 60! is written out as an integer, with how many consecutive...
3
Last post by koolk86
Tue Apr 13, 2010 11:46 pm
Interest Problem
by cyrusthegreat »
If $10000 is invested at x percent simple annual interest for n...
3
Last post by cyrusthegreat
Tue Apr 13, 2010 9:01 pm
'Number of ways...' question
by kurt5828 »
Hi everyone, I'm stuck on this question: In how many different orders...
11
Last post by kurt5828
Tue Apr 13, 2010 5:49 pm
mean median
by vscid »
Set S consists of 5 values, not necessarily in ascending order: {4,...
11
Last post by stephen@knewton
Tue Apr 13, 2010 12:07 pm
Powers and Exponents
by vrowland »
Help? I don't understand how to break this problem down. (1/2 ) power...
3
Last post by kel2010
Tue Apr 13, 2010 7:57 am
A tough one - h(100) + 1
by papumba2011 »
For every postive integer n , the function h(n) is defined to be the...
4
Last post by akhpad
Tue Apr 13, 2010 4:03 am
SQRT(x) = 25, then x^3-x^2 = ?
by PANJIEMING »
Hi I still suck with exponents... SQRT(x) = 25, then x^3-x^2 = ? A....
2
Last post by thephoenix
Tue Apr 13, 2010 3:18 am
medical expenses thereafter
by sanju09 »
A family pays $800 per year for an insurance plan that pays 80...
4
Last post by outreach
Mon Apr 12, 2010 11:54 pm
Interesting exponents problem from MGMAT
by akahuja143 »
If n is a non-negative integer such that 12^n is a divisor of...
6
Last post by dxgamez
Mon Apr 12, 2010 11:24 pm
number theory
by this_time_i_will »
The question is at the above URL
4
Last post by dxgamez
Mon Apr 12, 2010 7:46 pm
brain fart-plz help solve question
by smeyers »
What is the number of different committees of 4 people that can be...
5
Last post by smeyers
Mon Apr 12, 2010 4:01 pm
can some1 post the ans with solution.
by mayur c »
A natural number is divided into two positive unequal parts such that...
4
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Mon Apr 12, 2010 2:46 pm
2^12-2^6/2^6-2^3 = ?
by PANJIEMING »
Hi could somebody explain how do deal with Exponents when subtracting...
3
Last post by Stuart@KaplanGMAT
Mon Apr 12, 2010 1:17 pm
the most expensive product
by sanju09 »
Company C sells a line of 25 products with an average retail price of...
4
Last post by harshavardhanc
Mon Apr 12, 2010 5:20 am
I am stuck with this elementary work problem :(
by Roman Yurynts »
Guys, Can you give me any piece of advice as to have solve WORK...
4
Last post by Roman Yurynts
Mon Apr 12, 2010 5:17 am
drained away?
by sanju09 »
A sink contains exactly 12 liters of water. If water is drained from...
2
Last post by thephoenix
Mon Apr 12, 2010 4:08 am
not by 9?
by sanju09 »
Which of the following numbers is evenly divisible by 2, 3, 4, and 5,...
3
Last post by harshavardhanc
Mon Apr 12, 2010 12:49 am
the propeller spins
by sanju09 »
The end of a blade on an airplane propeller is 10 feet from the...
1
Last post by thephoenix
Mon Apr 12, 2010 12:27 am
Co ordinate geometry
by neerajkumar1_1 »
need a solution
11
Last post by harshavardhanc
Sun Apr 11, 2010 11:18 pm
numbers
by neerajkumar1_1 »
if x<0, then sqrt(-x*|x|) is ?
4
Last post by shashank.ism
Sun Apr 11, 2010 10:55 pm
Booster Pump
by eaakbari »
A Booster pump can be used for filling as well as for emptying a...
2
Last post by shashank.ism
Sun Apr 11, 2010 10:52 pm
A tough problem
by papumba2011 »
If n denotes a number to the left of 0 on the number line such that...
5
Last post by Stuart@KaplanGMAT
Sun Apr 11, 2010 5:49 pm
Determining the possible length of a side in a triangle
by tomada »
First, I'll preface the presentation of this problem by saying that I...
2
Last post by tomada
Sun Apr 11, 2010 9:38 am
numbers
by neerajkumar1_1 »
need the solution
4
Last post by outreach
Sun Apr 11, 2010 7:52 am