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Problem Solving

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Last post
Median - Months Problem
by gmatrant »
Susan is looking at her cell phone bill from the last 6 months....
2
Last post by gmatrant
Wed Oct 17, 2007 7:09 am
set 4 Q 24
by radhika1306 »
At a certain company, each employee has a salary grade s that is at...
2
Last post by radhika1306
Wed Oct 17, 2007 4:27 am
An interesting one....
by jangojess »
This mite a cakewalk for many but, still i find it a bit interesting...
8
Last post by jangojess
Tue Oct 16, 2007 10:21 am
GMAT prep Q
by veekay »
Can someone provide an easier appraoch for solving this problem?
3
Last post by Badri
Tue Oct 16, 2007 9:09 am
GMATprep
by veekay »
Can anyone provide a better approach to solve this one? I almost took...
2
Last post by veekay
Tue Oct 16, 2007 7:24 am
Inequalities - PS - Set 31 - Q15
by gmatrant »
Which of the following inequalities is equivalent to -2 < x < 4...
5
Last post by gmatrant
Tue Oct 16, 2007 6:33 am
Can you please solve this easy problem
by charmaine.chua »
nia went to the mall and spent 2/5 of her daily allowance on a new...
2
Last post by awax22
Tue Oct 16, 2007 5:00 am
Rectangular Table Top - PS Set 41 Q15
by gmatrant »
A rectangular tabletop consists of a piece of laminated wood bordered...
1
Last post by Neo2000
Tue Oct 16, 2007 4:41 am
How many Integers??
by mayonnai5e »
It's quite simple once you learn the technique. The basic idea is to...
1
Last post by mayonnai5e
Tue Oct 16, 2007 2:58 am
Percentages - PS Set 40 Q11
by gmatrant »
The price of a dress was first discounted by a certain percent and...
2
Last post by mehadi.gani
Mon Oct 15, 2007 11:07 pm
Function - Set30Q2
by arocks »
The function f is defined for each positive three-digit integer n by...
3
Last post by camitava
Mon Oct 15, 2007 7:50 pm
Word Problem general question
by marie »
A problem states: There are 3 times as many red cars as green cars......
0
Last post by marie
Mon Oct 15, 2007 4:23 pm
ps question 2
by magical cook »
In a room filled with 7 people, 4 people have exactly 1 friend in the...
2
Last post by samirpandeyit62
Mon Oct 15, 2007 8:30 am
Probability - Challenge
by gmatrant »
On a biased die, an even number appears three times as frequently as...
1
Last post by samirpandeyit62
Mon Oct 15, 2007 7:27 am
Gmat Prep Q#2
by dpatwa »
A. sqrt(2)/2 B. sqrt(3)/2 C. 1 D. sqrt(2) E. sqrt(3) OA: B
3
Last post by jangojess
Mon Oct 15, 2007 6:49 am
Section - 24 Question - 13
by camitava »
Guys I am having a problem to solve. I am not getting the approach to...
6
Last post by camitava
Mon Oct 15, 2007 2:14 am
Section - 32 Qs - 8
by camitava »
8. What percent of the people surveyed use product A or product B or...
4
Last post by camitava
Sun Oct 14, 2007 11:07 pm
Integer - gmatprep
by arocks »
For every integer k from 1 to 10, inclusive, the kth term of a...
4
Last post by jangojess
Sun Oct 14, 2007 10:33 pm
Probability -Difficult
by gmatrant »
A and B pick up a card at random from a well shuffled pack of cards,...
3
Last post by jangojess
Sun Oct 14, 2007 10:18 pm
probability
by Odissia »
Hi everybody, here is one question: Three cards are chosen at rendom...
4
Last post by Odissia
Sun Oct 14, 2007 11:45 am
integers - divisibility
by arocks »
When positive integer x is divided by 5, the remainder is 3; and when...
3
Last post by samirpandeyit62
Sun Oct 14, 2007 7:23 am
number property
by samirpandeyit62 »
Such numbers will be only squares of prime nos i.e 4, 9 ,25,49 so 4...
0
Last post by samirpandeyit62
Sun Oct 14, 2007 7:14 am
ps question 34
by magical cook »
If x is an integer, then x(x - 1)(x - k) must be evenly divisible by...
1
Last post by kajcha
Sun Oct 14, 2007 1:50 am
PS question
by magical cook »
Bill has a small deck of 12 playing cards made up of only 2 suits of...
2
Last post by magical cook
Sat Oct 13, 2007 8:09 pm
Section - 32 Qs - 9
by camitava »
Please refer the qs below - 9. If the above fig is true, where a, b,...
2
Last post by camitava
Sat Oct 13, 2007 7:01 am
Question on ratios and proportions
by gmatrant »
A question on ratios and proportions If (x +y) varies directly as...
3
Last post by gmatrant
Sat Oct 13, 2007 3:18 am
Variations and Propotions - Difficult
by gmatrant »
A varies directly as the sum of the two quantities B and C. B in turn...
2
Last post by gmatrant
Sat Oct 13, 2007 3:15 am
Combination - Letter Box
by gmatrant »
In how many ways can 8 letters be posted into 5 letter boxes? 1)8P5...
0
Last post by gmatrant
Sat Oct 13, 2007 3:13 am
prime
by Suyog »
18 = 3*3*2 Product of prime factors 6 root 18 is approx 4.2 ..NO 25 =...
0
Last post by Suyog
Fri Oct 12, 2007 9:54 pm
stats - gmatprep - tv hours
by arocks »
The residents of town X participated in a survey to determine the...
2
Last post by ldoolitt
Fri Oct 12, 2007 3:06 pm
Co-ordinate - gmatprep
by arocks »
Please explain. Thanks. OA - B
1
Last post by achandwa
Fri Oct 12, 2007 11:32 am
notepads - gmatprep
by arocks »
A certain office supply store stocks 2 sizes of notepads, each in 4...
1
Last post by Suyog
Fri Oct 12, 2007 11:18 am
Gmat online test
by marie »
Please explain, A basket contains 5 apples, of which 1 is spoiled and...
3
Last post by samirpandeyit62
Thu Oct 11, 2007 9:31 pm
GMAT GLUB top 100 Difficult Math Problems doubts
by wongee »
Hi, I downloaded and have been reviewing the 100 difficult math...
7
Last post by wongee
Thu Oct 11, 2007 11:24 am
Percentage Problem?
by Atul Kumar »
How could correct answer be 24% The output of a factory was increased...
3
Last post by Gunjan99
Thu Oct 11, 2007 4:38 am
value of abcd
by Suyog »
For R.H.S if we expand the terms; the last term will be abcd for...
2
Last post by samirpandeyit62
Thu Oct 11, 2007 3:19 am
Perm Comb Q
by [email protected] »
A 4-letter code word consists of letters A, B and C. If the code...
7
Last post by samirpandeyit62
Thu Oct 11, 2007 1:46 am
Probability - MGAMT
by singh_amit19 »
Anthony and Michael sit on the six-member board of directors for...
6
Last post by jay2007
Wed Oct 10, 2007 7:54 pm
PS
by [email protected] »
For every positive even integer n, the function h(n) equals the...
4
Last post by samirpandeyit62
Wed Oct 10, 2007 3:43 am
annoying 1 - Set 11 Q13
by arocks »
A certain farmer pays $30 per acre per month to rent farmland. How...
3
Last post by ldoolitt
Tue Oct 09, 2007 5:52 am
Mod - Set 11 Q7
by arocks »
If x<0, then (-x*&#9474;x&#9474;)^1/2 is A -x B -1 C 1 D x...
3
Last post by lalitgmat
Mon Oct 08, 2007 2:00 pm
alg
by d0nw0ng »
if x isnt 0, then (x+1/x)^2 - (x-1/x)^2 = a) 1/x b) x c) 1 d) 2 e) 4
2
Last post by ldoolitt
Mon Oct 08, 2007 1:57 pm
ratio prob
by d0nw0ng »
an auto dealer report car sales in 1999 reported car sales revenue...
3
Last post by rajeevim
Mon Oct 08, 2007 1:09 pm
probability prob?
by d0nw0ng »
a school will choose 1 of 7 applicants to fill a position in the chem...
4
Last post by d0nw0ng
Mon Oct 08, 2007 12:41 pm
exponent prob
by d0nw0ng »
n is a positive integer, what is the remainder when 3^(8n+3) + 2 is...
1
Last post by ratindasgupta
Mon Oct 08, 2007 12:15 pm
LCM - set11 q36
by arocks »
If M is the least common multiple of 90, 196, and 300, which of the...
4
Last post by arocks
Mon Oct 08, 2007 11:11 am
PS - MGMAT - confusion
by singh_amit19 »
What is the units digit of the solution to 177^28 - 133^23? PS NOT:...
2
Last post by ldoolitt
Mon Oct 08, 2007 7:35 am
annoying 2 - set11 q14
by arocks »
How many seconds will it take for a car that is traveling at a...
2
Last post by ldoolitt
Mon Oct 08, 2007 7:23 am
gmat powerprep
by roybudhaditya »
If x is a postive integer,which of the following could be the correct...
4
Last post by ldoolitt
Mon Oct 08, 2007 7:00 am
Number line
by moneyman »
The points A,B,C and D are on the number line,not necessarily in that...
4
Last post by samirpandeyit62
Mon Oct 08, 2007 12:03 am