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Problem Solving

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POSTS
Last post
Fraction - Scooter
by pullagurla »
A scooter before overhauling requires 2/3 hour service time for every...
4
Last post by indiantiger
Sat Jul 17, 2010 8:21 am
Numbers...
by vijaynarayanan »
How do you work this problem? Correct Answer: E
2
Last post by Patrick_GMATFix
Sat Jul 17, 2010 8:14 am
remainders question
by ohjoon2 »
i have a question about remainders. i know that the equation for this...
4
Last post by kvcpk
Sat Jul 17, 2010 7:31 am
CHILDREN SELECTED
by enriqueta26 »
COULD SOMEONE HELP ME WITH THIS ONE, PLEASE? THERE ARE 100 CHILDREN....
7
Last post by enriqueta26
Sat Jul 17, 2010 7:14 am
in excess of / multiple rates
by ohjoon2 »
is there a specific formula for a question like this? Kevin earns a...
6
Last post by ohjoon2
Sat Jul 17, 2010 6:23 am
board counting from top and bottom
by enriqueta26 »
Could somebody help me with this one? 2oth board counting from the...
5
Last post by shashank.ism
Sat Jul 17, 2010 3:14 am
GALLON AS A FRACTION OF FULL TANK
by enriqueta26 »
COULD SOMEBODY PLEASE GIVE ME A HAND ON THIS ONE? A CAR TRAVELS 50...
6
Last post by shashank.ism
Sat Jul 17, 2010 3:10 am
mgmat-integers
by pradeepkaushal9518 »
A.........B........C.........D The integers A, B, C, and D shown on...
7
Last post by singhpreet1
Sat Jul 17, 2010 2:18 am
162 inequalities
by phoenix9801 »
162- If n and k are positive integers, is √n+k > √2 ?...
7
EXPERT REPLIES
Last post by outreach
Sat Jul 17, 2010 2:11 am
MACHINES
by enriqueta26 »
COULD SOMEBODY PLEASE HELP ME WITH THIS ONE?? (TAKEN FROM QMAT...
3
Last post by Patrick_GMATFix
Fri Jul 16, 2010 6:10 pm
Total Tickets Sold in a theather
by nusa84 »
Hi, I can't get the exact number, perhaps I am reasoning it wrong,...
6
Last post by hero
Fri Jul 16, 2010 1:12 pm
mgmat-useful life
by pradeepkaushal9518 »
The useful life of a certain piece of equipment is determined by the...
5
EXPERT REPLIES
Last post by selango
Fri Jul 16, 2010 9:24 am
Fraction - Board
by pullagurla »
A certain type of board is sold only in lengths of multiples of 4...
2
Last post by indiantiger
Fri Jul 16, 2010 8:52 am
Simplification
by pullagurla »
Extract the square root of ^4 - ^4 / ^2 - ^2 a)65/12 b)77/12 c)78/12...
2
Last post by indiantiger
Fri Jul 16, 2010 8:21 am
mgmat-lemonade stand
by pradeepkaushal9518 »
A lemonade stand sold only small and large cups of lemonade on...
3
Last post by pradeepkaushal9518
Fri Jul 16, 2010 8:08 am
Hard Distance/Rate Q
by EricKryk »
Aaron will jog from home at x miles per hour and then walk back home...
8
Last post by ryantherocket
Fri Jul 16, 2010 5:51 am
mgmat-tough one probability
by pradeepkaushal9518 »
Jim and Renee will play one game of Rock, Paper, Scissors. In this...
2
Last post by ryantherocket
Fri Jul 16, 2010 5:45 am
mgmat-trains 700-800
by pradeepkaushal9518 »
It takes the high-speed train x hours to travel the z miles from Town...
2
Last post by ryantherocket
Fri Jul 16, 2010 5:38 am
Ratio - Proportion - Variation
by pullagurla »
Forty gallons of gas is required to travel 400 miles using a 1200 cc...
2
Last post by ryantherocket
Fri Jul 16, 2010 4:51 am
mgmat squares
by pradeepkaushal9518 »
A certain square is to be drawn on a coordinate plane. One of the...
6
Last post by pradeepkaushal9518
Fri Jul 16, 2010 4:18 am
mgmat-palindrome
by pradeepkaushal9518 »
A palindrome is a number that reads the same forward and backward,...
3
Last post by kvcpk
Fri Jul 16, 2010 4:15 am
mgmat-lines never lies
by pradeepkaushal9518 »
Line l is defined by the equation y - 5x = 4 and line w is...
1
Last post by kvcpk
Fri Jul 16, 2010 3:46 am
Rectangular box wrapped with paper...
by sairamGmat »
17. The figure above shows the dimensions of a rectangular box that...
2
Last post by Testluv
Fri Jul 16, 2010 12:57 am
Numbers
by vijaynarayanan »
If n is a positive integer, what is the remainder when 2 + 3^(8n+3)...
4
Last post by Testluv
Fri Jul 16, 2010 12:49 am
inequality problem
by akhilsaini2001 »
If it is true that -6 ≤ n ≤ 10, which of the...
7
Last post by barcebal
Thu Jul 15, 2010 8:50 pm
Difficult Work/Rate Problem
by mattocks »
13 men and 7 boys can finish a job in 7 days, while 6 boys and 13...
5
EXPERT REPLIES
Last post by GMATGuruNY
Thu Jul 15, 2010 8:09 pm
April, May and June Average
by sairamGmat »
Month Average Price per Dozen April $1.26 May $1.20 June $1.08 The...
2
EXPERT REPLIES
Last post by Rahul@gurome
Thu Jul 15, 2010 5:23 pm
p (x) satisfies the criteria
by sanju09 »
A cubic polynomial p (x) satisfies the criteria that p (1) = 1, p (2)...
7
Last post by Stuart@KaplanGMAT
Thu Jul 15, 2010 12:49 pm
need short method
by ayushiiitm »
A cubic polynomial p (x) satisfies the criteria that p (1) = 1, p (2)...
2
Last post by Stuart@KaplanGMAT
Thu Jul 15, 2010 12:46 pm
PS: Integers
by nusa84 »
Hi, I need some help understanding the logic of this problem, I more...
2
Last post by nusa84
Thu Jul 15, 2010 8:01 am
help! old GMAT Prep Q
by san2009 »
Fox jeans regularly sell for $15 a pair and Pony jeans regularly sell...
4
EXPERT REPLIES
Last post by san2009
Thu Jul 15, 2010 7:57 am
Help - Problem Solving OG11
by Karishma123 »
Hi Guys - can you please help me with this This question is from OG11...
2
Last post by Patrick_GMATFix
Thu Jul 15, 2010 6:16 am
probability
by jsasipriya »
In a certain random experiment, exactly one of the outcomes a, b,...
9
Last post by GMATGuruNY
Thu Jul 15, 2010 5:59 am
OTC
by rkhicha »
All of the stocks on the OTC market are designated by either a...
2
EXPERT REPLIES
Last post by Rahul@gurome
Thu Jul 15, 2010 5:22 am
PS Inequalities
by gauravgundal »
if 4< (7-x)/3, which of the following must be true? 1. 5 < x 2....
16
EXPERT REPLIES
Last post by Testluv
Thu Jul 15, 2010 3:36 am
700+ quistion
by ankurmit »
If 60! is written out as an integer, with how many consecutive...
7
EXPERT REPLIES
Last post by ez2dj86
Thu Jul 15, 2010 1:39 am
OG-11. QN: 180
by dinesh19aug »
Q: In a nation wide poll, N people were interviewed on 2 questions....
3
Last post by Testluv
Thu Jul 15, 2010 1:23 am
One more Question - OG11 Problem Solving
by Karishma123 »
Question 191 - Problem Solving Section the inside dimension of a...
2
Last post by kamen.georgiev
Thu Jul 15, 2010 1:19 am
Knewton - Rate and work
by nikhilkatira »
Eight workers from Company A can paint 7 homes in 84 hours. Working...
2
Last post by ez2dj86
Thu Jul 15, 2010 12:23 am
Simplification
by pullagurla »
15625^1/2=125 then 15625^1/2 + 156.25^1/2 +1.5625^1/2 a. 1.3875 b....
3
EXPERT REPLIES
Last post by Rahul@gurome
Wed Jul 14, 2010 5:14 pm
another plugin problem
by Gurpinder »
At a certain concert, choral pieces are performed alternately with...
2
Last post by Gurpinder
Wed Jul 14, 2010 2:26 pm
x^4+y^4=100
by sanjana »
If x^4 + y^4 = 100,then the greatest possible value of x is between?...
6
Last post by yoshimihoku
Wed Jul 14, 2010 2:12 pm
pluging in problem
by Gurpinder »
If 3a - b = c, then in terms of a, what is the average...
7
Last post by Gurpinder
Wed Jul 14, 2010 1:17 pm
Consecutive integers -MGMAT
by selango »
x is the sum of y consecutive integers. w is the sum of z consecutive...
11
Last post by vijaynaik
Wed Jul 14, 2010 12:30 pm
Fraction - Graduation
by pullagurla »
Of the 12,000 freshmen that entered a university 4 years ago , 3/5...
2
Last post by outreach
Wed Jul 14, 2010 12:09 pm
just started. OG diag PS 14
by ryantherocket »
Of the 84 parents who attended a meeting at a school, 35 volunteered...
4
EXPERT REPLIES
Last post by Patrick_GMATFix
Wed Jul 14, 2010 10:48 am
Ratio - Proportion - Variation
by pullagurla »
The ratio between the ages of S and C is 2:5 . After 8 years their...
1
Last post by kvcpk
Wed Jul 14, 2010 10:32 am
Ratio - Proportion - Variation
by pullagurla »
if $1050 are divided among P,Q and R . The share of P is 2/5 of the...
1
Last post by kvcpk
Wed Jul 14, 2010 10:30 am
Fraction - cafeteria
by pullagurla »
If a school cafeteria needs 'C' cans of soup each week for student...
1
Last post by kvcpk
Wed Jul 14, 2010 10:22 am
Work related
by rkhicha »
Q. If A&B can do a particular task in 15 hours, B&C can do...
4
Last post by kvcpk
Wed Jul 14, 2010 10:10 am