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Rate of a reaction
by rd85 »
The rate of a reaction is directly proportional to the square of the...
1
Last post by rd85
Thu Jul 16, 2009 2:51 am
probability
by nhai2003 »
If E and F are two independent events, and have the same probability...
7
Last post by tohellandback
Thu Jul 16, 2009 12:47 am
GMAT OG 11th ed PS #248
by tgf »
The problem: Right triangle PQR is to be constructed in the xy-plane...
2
EXPERT REPLIES
Last post by tgf
Thu Jul 16, 2009 12:27 am
Ball is drawn from a box
by wallz06 »
A pencil box contains 3 red, 4 white and 3 black balls. In how many...
5
Last post by Naruto
Wed Jul 15, 2009 10:11 pm
PART TIME AND FULL TIME
by apoorva.srivastva »
There are 2 kinds of staff members in a certain company, PART TIME...
3
Last post by apoorva.srivastva
Wed Jul 15, 2009 10:10 pm
Elevator ride
by ssmiles08 »
Steve gets on the elevator at the 11th floor of a building and rides...
7
Last post by struggling_guy2001
Wed Jul 15, 2009 9:40 pm
permutations again
by apoorva.srivastva »
On how many ways can the letters of the word COMPUTER be arranged 1.)...
2
Last post by apoorva.srivastva
Wed Jul 15, 2009 9:22 pm
f(x)
by sk8ternite »
for which of the following functions f is f(x)=f(1-x) for all x? (a)...
2
Last post by xilef
Wed Jul 15, 2009 1:40 pm
Gmat Prep 1
by abhinav85 »
If the d is the standard deviation of x,y and z,what is the standard...
5
Last post by abhinav85
Wed Jul 15, 2009 12:30 pm
Triangles
by masuarezdl »
In isoceles triangle RST what is the measure of angle R? (1) The...
2
Last post by masuarezdl
Wed Jul 15, 2009 11:42 am
What is this?
by masuarezdl »
Alright, this question is just confusing... Any ideas? For all...
4
Last post by masuarezdl
Wed Jul 15, 2009 11:19 am
Exponents and Fractions
by masuarezdl »
Any clues on this one? If (1/5)^m * (1/4)^18 = 1/2(10)^35, then m= a)...
5
Last post by uw490
Wed Jul 15, 2009 10:23 am
PS- map sell problem
by madsport »
A certain store sells all maps at one price and all books at another...
6
Last post by abcdefg
Wed Jul 15, 2009 8:50 am
rectangular coordinate system
by shibal »
no idea how to do it....
9
Last post by cata1yst
Wed Jul 15, 2009 6:17 am
Perfect square
by tarun'susername »
the least number which should be subtracted from 10420 to make it...
3
EXPERT REPLIES
Last post by v
Wed Jul 15, 2009 1:39 am
equialteral triangel
by shibal »
i got it right, educated guess.... but what is the right approach?
9
Last post by struggling_guy2001
Tue Jul 14, 2009 11:40 pm
coins
by shibal »
i know it's easy, but i wanna see the different approaches...
6
Last post by Stuart@KaplanGMAT
Tue Jul 14, 2009 11:07 pm
A basket contains apples
by sk8ternite »
A basket contains 5 apples, of which 1 is spoiled and the rest are...
5
Last post by struggling_guy2001
Tue Jul 14, 2009 9:34 pm
which of the following cannot be the median
by uptowngirl92 »
which of the following cannot be the median of the three ordered...
3
Last post by tohellandback
Tue Jul 14, 2009 9:29 pm
Intermediate Rate Question
by tgonza »
Can someone please help? Question: If 6 machines run at the same...
1
Last post by ssmiles08
Tue Jul 14, 2009 7:27 pm
if anyone can help me solving this ques.
by jagmohi »
Q: The equilateral triangle has a perimeter of 18 inches and is...
7
Last post by zenithexe
Tue Jul 14, 2009 6:11 pm
permutations & combinations
by mkhanna »
A law firm consists of 4 senior partners and 6 junior partners. How...
5
Last post by doclkk
Tue Jul 14, 2009 3:02 pm
Population
by sk8ternite »
A certain city with a population of 132,000 is to be divided into 11...
1
Last post by kaulnikhil
Tue Jul 14, 2009 2:13 pm
how is this a % change question?
by abcdefg »
On average, the bottle-nosed dolphin comes up for air once every two...
7
Last post by GID09
Tue Jul 14, 2009 1:42 pm
x^4+y^4
by sk8ternite »
x^4+y^4=100, then the greatest possible value of x is between? (a) 0...
2
Last post by sk8ternite
Tue Jul 14, 2009 1:12 pm
Tough Sequence Question
by iggy614 »
The infinite sequence a1, a2,...,an is defined such that an = (n+2) /...
3
Last post by iggy614
Tue Jul 14, 2009 10:55 am
Machines X and Y run at different constant rates
by nhai2003 »
Machines X and Y run at different constant rates, and machine X can...
3
Last post by rangerguy2000
Tue Jul 14, 2009 9:06 am
a basic question
by tohellandback »
when we say even numbers, Can we consider negative numbers too? same...
1
Last post by sreak1089
Tue Jul 14, 2009 7:08 am
are any of these facts helpful in any way?
by abcdefg »
I have written down some number properties. Just wondering if they're...
1
EXPERT REPLIES
Last post by Ian Stewart
Tue Jul 14, 2009 6:23 am
Hi, Please Help
by abbaspeeran »
1) An inner circle is inscribed in a square, which is inscribed in...
17
Last post by abbaspeeran
Tue Jul 14, 2009 2:00 am
f(a+b)
by shibal »
...
8
Last post by struggling_guy2001
Mon Jul 13, 2009 10:10 pm
pumps
by shibal »
two water pumpss working together can fill a pool in 4 hrs. if the...
3
Last post by ssmiles08
Mon Jul 13, 2009 4:28 pm
Re: Calling plan
by crackgmat007 »
Pls explain.
4
EXPERT REPLIES
Last post by Ian Stewart
Mon Jul 13, 2009 1:21 pm
Difficult Math Problems #65 - Permutations
by 800guy »
Goldenrod and No Hope are in a horse race with 6 contestants. How...
8
Last post by Stuart@KaplanGMAT
Mon Jul 13, 2009 11:09 am
number of light bulbs
by Ad_Astra_Per_Aspera »
A number of light bulbs were purchased to illuminate a gym. However,...
4
Last post by Ad_Astra_Per_Aspera
Mon Jul 13, 2009 11:06 am
Pool & Sauna
by crackgmat007 »
Pls explain.
4
Last post by tom4lax
Mon Jul 13, 2009 10:49 am
finding the relation between 2 numbers
by mkhanna »
If x>y^2 (ie. to the power of 2) >z^4, which of the following...
1
Last post by Stuart@KaplanGMAT
Mon Jul 13, 2009 10:48 am
leap year
by ketkoag »
June 25, 1982, fell on a Friday. On which day of the week did June...
4
Last post by uw490
Mon Jul 13, 2009 8:24 am
Kaplan
by ketkoag »
Please help me in solving this question here.. It confused me before...
5
Last post by ketkoag
Mon Jul 13, 2009 3:44 am
please help with this difficult problem
by abcdefg »
I've attached a pic of the problem at the solution. Sorry for not...
4
Last post by rah_pandey
Mon Jul 13, 2009 2:57 am
Algebraic Problem
by Abdulla »
A customer using a certain telephone calling plan pays a fee of $25...
4
Last post by rah_pandey
Mon Jul 13, 2009 2:46 am
GMATprep: all points (x,y) that lie below
by nhai2003 »
Please explain why the answer is E???? :shock: OA: y<-1/2*x+3 But...
6
Last post by real2008
Sun Jul 12, 2009 10:29 pm
Real Number q how to solve
by tj123 »
for which of the following values of x is sqr root(1- sqr root(2) -...
2
Last post by tj123
Sun Jul 12, 2009 9:26 pm
GMAT Prep: Functions
by bsandhyav »
Hi guyz....Anyone on the answer to the following Question? I solved...
4
Last post by real2008
Sun Jul 12, 2009 9:22 pm
exponents, no matching bases
by deagez »
5^21*4^11=2*10^n what is N?
2
Last post by jjk
Sun Jul 12, 2009 9:02 pm
Temporary employees
by sq720 »
Of the 12 temporary employees in a certain company, 4 will be hired...
2
Last post by niraj_a
Sun Jul 12, 2009 6:18 pm
Roots
by sq720 »
If M= 4^1/2 +4^1/3+4^1/4, then teh value of M is Less than 3 Equal to...
1
Last post by ssmiles08
Sun Jul 12, 2009 4:09 pm
machine
by shibal »
Two machine types, Type R and Type S, operate at a constant rate. R...
1
Last post by ssmiles08
Sun Jul 12, 2009 3:54 pm
a>b>0
by shibal »
how can i do this w/out plugging in? a>b>0, then (a^2-b^2)^1/2...
3
Last post by VP_Jim
Sun Jul 12, 2009 2:41 pm
simplify
by shibal »
((81x^7)^1/3)/((9x^4)^1/2)) - ((126x^5)^1/2)/((27x^6)^1/3))
5
Last post by real2008
Sun Jul 12, 2009 11:08 am