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Problem Solving

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Last post
Elemantary Probability
by Aman verma »
Q: If two consecutive letters are selected at random English Alphabet...
9
Last post by shashank.ism
Sat Feb 06, 2010 11:53 am
Permutation/Combination questions...
by TkNeo »
5 boys and 4 girls have to stand in a line such that no two girls are...
25
Last post by naveen9
Sat Feb 06, 2010 8:00 am
Arithmetic & Goemetric Progressions ?
by Aman verma »
Do they give Arithmetic or Geometric Progression questions on the...
15
EXPERT REPLIES
Last post by harsh.champ
Sat Feb 06, 2010 7:33 am
Find the distance
by shashank.ism »
Two boats start from the opposite banks of a river simultaneously....
2
Last post by shashank.ism
Sat Feb 06, 2010 5:33 am
number sys
by gmatnmein2010 »
For how many two digit positive numbers will tripling the tens digit...
3
Last post by shashank.ism
Sat Feb 06, 2010 4:58 am
Algebraic expression.
by bhumika.k.shah »
An operation θ is defined by the equation a θ b =a - b /...
7
Last post by bhumika.k.shah
Sat Feb 06, 2010 3:22 am
Probability+Power+Divisibility rules
by harsh.champ »
If the integers m and n are chosen at random from integers from...
6
EXPERT REPLIES
Last post by Ian Stewart
Sat Feb 06, 2010 1:58 am
prbability
by gmatnmein2010 »
If an integer n is to be chosen at random from the integers 1 to 96,...
2
Last post by shashank.ism
Sat Feb 06, 2010 1:21 am
Probability + Power
by harsh.champ »
P is the number of ways of distributing 200 apples into five distinct...
3
Last post by Maze
Sat Feb 06, 2010 12:51 am
polynomial
by shashank.ism »
P(x) is a third degree polynomial and the coefficients of P(x) are...
1
EXPERT REPLIES
Last post by Brent@GMATPrepNow
Fri Feb 05, 2010 11:16 pm
permutations
by vscid »
A family consisting of one mother, one father, two daughters and a...
1
Last post by ajith
Fri Feb 05, 2010 9:36 pm
Age calculation
by shashank.ism »
Queen Rudalfina died 181 years after Queen Nadali was born. Their...
6
Last post by zudecj
Fri Feb 05, 2010 1:11 pm
OG Problem Solving Question #11
by acrowson »
Hey guys, I am trying to figure out the solution (pg. 191) for...
3
EXPERT REPLIES
Last post by acrowson
Fri Feb 05, 2010 9:42 am
Samosas
by harsh.champ »
Davji shop sells samosas in boxes of different sizes. The samosas are...
6
Last post by Mom4MBA
Fri Feb 05, 2010 9:05 am
OG 12th edition - Q # 173
by bhumika.k.shah »
173. Which of the following describes all values of x for which 1...
1
Last post by ajith
Fri Feb 05, 2010 7:17 am
Perimeter
by harsh.champ »
The length of the side AB, BC and AC of a triangle ABC are 7, y and...
2
Last post by ajith
Fri Feb 05, 2010 6:51 am
OG 12 - Q 221 (Sets)
by rahul.s »
Of the 200 students at College T majoring in one or more of the...
3
Last post by harsh.champ
Fri Feb 05, 2010 5:31 am
Probability
by harsh.champ »
Two different teams with four students each were training for an...
2
Last post by ajith
Fri Feb 05, 2010 4:01 am
Power
by harsh.champ »
Find the number of pairs of positive integers (x, y) such that x^6 =...
2
Last post by ajith
Fri Feb 05, 2010 3:56 am
Combination problems
by onlyexternaluse »
1.) There are 9 staffs which would be assigned to 3 projects. 3...
8
Last post by kvamsy
Fri Feb 05, 2010 3:14 am
combination
by thephoenix »
Six mobsters have arrived at the theater for the premiere of the film...
5
Last post by thephoenix
Fri Feb 05, 2010 12:32 am
little confused
by stufigol »
From OG If n=4p, where p is a prime number greater than 2, how many...
4
Last post by ajith
Thu Feb 04, 2010 11:29 pm
nth term question
by harsh.champ »
The question is in the attachment file. The answer choices are...
3
EXPERT REPLIES
Last post by thephoenix
Thu Feb 04, 2010 10:38 pm
The average (arithmetic mean) of the 5 positive integers k,
by imane81 »
thanks for your help on this one... The average (arithmetic mean) of...
3
Last post by neelimareddym
Thu Feb 04, 2010 10:14 pm
Thief and diamonds
by harsh.champ »
A thief was stealing diamonds from a jewellery store. On his way out,...
4
Last post by neelimareddym
Thu Feb 04, 2010 10:11 pm
P & C
by harsh.champ »
Out of two -thirds of the total number of basket-ball matches, a team...
3
Last post by neelimareddym
Thu Feb 04, 2010 10:03 pm
Series & Progressions
by harsh.champ »
Consider the set S = 2, 3, 4, ...., 2n + l, where n is a positive...
4
Last post by neelimareddym
Thu Feb 04, 2010 9:54 pm
Pete's Pet shop
by sumanr84 »
Q. At Pete's Pet Shop, 35 cups of bird seeds are used every 7 days to...
3
Last post by neelimareddym
Thu Feb 04, 2010 9:43 pm
Flag with stripes
by harsh.champ »
A new flag is to be designed with six vertical stripes using some or...
9
EXPERT REPLIES
Last post by neelimareddym
Thu Feb 04, 2010 9:36 pm
Rats
by sumanr84 »
Q : Sixty percent of the rats included in an experiment were female...
3
Last post by sumanr84
Thu Feb 04, 2010 6:43 pm
Series & Progressions
by harsh.champ »
The sum of 3rd and 15th elements of an arithmetic progression is...
3
Last post by ajith
Thu Feb 04, 2010 4:14 pm
Persons at a party
by harsh.champ »
Twenty-seven persons attend a party. Which one of the following...
3
Last post by ajith
Thu Feb 04, 2010 4:04 pm
Geometry
by harsh.champ »
An artist has a canvas of length 10 inches and breadth 7 inches. He...
2
Last post by ajith
Thu Feb 04, 2010 4:00 pm
Numbers with powers
by harsh.champ »
If U, V, W and m are natural numbers such that (U^m) +( V^m) = (W^m),...
3
Last post by ajith
Thu Feb 04, 2010 3:32 pm
Polygon
by harsh.champ »
Each side of a given polygon is parallel to either the X or the Y...
7
EXPERT REPLIES
Last post by Stuart@KaplanGMAT
Thu Feb 04, 2010 3:29 pm
Circles
by harsh.champ »
In the figure given below PQ and RS are two chords of equal length...
0
Last post by harsh.champ
Thu Feb 04, 2010 2:03 pm
another work problem
by ace_gre »
Deep and Ana decided to work together & complete the construction...
2
EXPERT REPLIES
Last post by Ian Stewart
Thu Feb 04, 2010 12:37 pm
Word problem
by Aman verma »
Q: A man sells chocolates which are in boxes. Only either full box or...
3
Last post by ajith
Thu Feb 04, 2010 12:09 pm
Probability + Geometry + Prime Number
by harsh.champ »
There are two ants on opposite corners of a cube. On each move, they...
3
EXPERT REPLIES
Last post by ajith
Thu Feb 04, 2010 11:25 am
Quick way to notice equal equations
by money9111 »
I'm getting better at recognizing when equations are equal, but...
4
EXPERT REPLIES
Last post by money9111
Thu Feb 04, 2010 11:00 am
interesting work problem
by ace_gre »
Hi, I found this question in another forum and was not convinced with...
5
Last post by ace_gre
Thu Feb 04, 2010 10:33 am
A Tough one
by harsh.champ »
Let x and y be consecutive integers. Suppose m be the number of...
2
Last post by Mom4MBA
Thu Feb 04, 2010 10:15 am
probability question
by coscha »
If the probability that it will rain on any day in September is 0.3,...
6
Last post by coscha
Thu Feb 04, 2010 8:50 am
Quant
by harsh.champ »
N! is defined for non negative integers as N!=N*(N-1)*(N-2)* ...3*2*1...
3
Last post by ajith
Thu Feb 04, 2010 8:28 am
Algebra
by harsh.champ »
If a, b, c are real numbers such that a < b <c and a + b + c =...
2
Last post by harsh.champ
Thu Feb 04, 2010 6:26 am
Algebra
by harsh.champ »
Consider a pair (x,y) of natural numbers satisfying x + y2 + g3 =...
2
Last post by harsh.champ
Thu Feb 04, 2010 6:22 am
Unable to solve,plz help.
by harsh.champ »
For a positive integer n, let Pn denote the product of the digits of...
1
Last post by ajith
Thu Feb 04, 2010 6:06 am
Quant
by harsh.champ »
Apple, Bombardier, Chat.sun and Doomsayer are to compile this year's...
3
Last post by harsh.champ
Thu Feb 04, 2010 6:02 am
mileage-entries-cities
by bhumika.k.shah »
OG 12th edition Q # 116
4
Last post by bhumika.k.shah
Thu Feb 04, 2010 6:00 am
Word Problem
by harsh.champ »
Q)A and B each had a certain number of playing marbles. A lost a game...
1
Last post by ajith
Thu Feb 04, 2010 5:52 am