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Problem Solving

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Number Properties
by KFreudenberg »
#224 from OG If n is a positive integer, then n(n+1)(n+2) is A) even...
2
Last post by rajeshsources
Mon May 17, 2010 6:45 pm
112) What is the area of the shaded region
by ern5231 »
In the figure shown, each side of the square has the length 1m. What...
5
Last post by Stuart@KaplanGMAT
Mon May 17, 2010 2:55 pm
83) Median wage
by ern5231 »
In 100 companies, 64% people are paid more than $4000, 60% people...
6
Last post by Stuart@KaplanGMAT
Mon May 17, 2010 11:53 am
Smallest value of N
by sitsmegain »
If both 5^2 and 3^3 are factors of n x (2^5) x (6^2) x (7^3), what is...
2
Last post by sitsmegain
Mon May 17, 2010 10:51 am
Probability
by nikhilkatira »
A company has 8 telephone lines. If 4 calls have to be made by the...
3
Last post by nikhilkatira
Mon May 17, 2010 5:17 am
Please post your questions.
by dkiran01 »
Hey Guys, Please post the tough maths problems you have come...
1
Last post by sanju09
Mon May 17, 2010 4:48 am
Pemutation
by dkumar.83 »
4
Last post by hi.itz.mani
Mon May 17, 2010 3:52 am
198) How Much Speed
by ern5231 »
A person takes 18 minutes to run 5 kms. The first two kilometers are...
1
Last post by rajeshsources
Mon May 17, 2010 2:48 am
Even odd
by dkumar.83 »
12
Last post by sk818020
Sun May 16, 2010 8:42 pm
Venn Diagram
by chdn20 »
Of the 84 parents who attended a meeting at a school, 35 volunteered...
6
Last post by frank1
Sun May 16, 2010 7:08 pm
63) What is the area of the park?
by ern5231 »
A park is in the form of a 5*6 grid(each box is of equal area). At...
6
Last post by frank1
Sun May 16, 2010 6:48 pm
78) Prime and Factor
by ern5231 »
P and Q are prime numbers and M,N are integers. PQ is a factor of...
2
Last post by ern5231
Sun May 16, 2010 6:26 pm
Factors
by dkumar.83 »
. What is the fast way to find the result?
1
Last post by indiantiger
Sun May 16, 2010 1:44 pm
Math Problem:Please Help
by alaynaik »
19. In an office, 40 percent of the workers have at least 5 years of...
3
Last post by indiantiger
Sun May 16, 2010 1:42 pm
Functions.
by dkumar.83 »
Answer
2
Last post by indiantiger
Sun May 16, 2010 1:24 pm
11) Calculate dist
by ern5231 »
A Semicircle is divided into 8 portions and has the points O to W....
7
Last post by dkumar.83
Sun May 16, 2010 10:33 am
38) Calculate least number of recommendations
by ern5231 »
In a university there are 30 applicants. These applicants are...
5
Last post by Stuart@KaplanGMAT
Sun May 16, 2010 9:01 am
Book required
by dkumar.83 »
Hi All, Is there anyone who has ebook of Manhattan: Equation,...
0
Last post by dkumar.83
Sat May 15, 2010 9:15 pm
Linear problem
by dkumar.83 »
3
Last post by Stuart@KaplanGMAT
Sat May 15, 2010 7:13 pm
nth digit to the left?
by orel »
Hello, I have a language barrier problem in the following question:...
1
Last post by Stuart@KaplanGMAT
Sat May 15, 2010 7:11 pm
Usual time
by saurabhmahajan »
Going at 5/6 of its usual speed a train is 10 min late.Find its usual...
4
Last post by indiantiger
Sat May 15, 2010 1:23 pm
What is m+n ??
by shalzz9 »
Please check the image for the question A - 3 B - 4 C - 5 D - 6 E - 7...
4
Last post by gmatmachoman
Sat May 15, 2010 12:15 pm
number of (x,y) sets
by pharmxanthan »
Q) If x and y are integers, how many sets of (x,y) satisfy 3x+5y=84?...
4
Last post by gmatjedi
Sat May 15, 2010 11:55 am
Circles
by dkumar.83 »
6
Last post by orel
Sat May 15, 2010 11:54 am
mm to meters cube - Conversion question
by MFaulkner »
I apologize for not having an official answer for this as I'm pulling...
3
Last post by MFaulkner
Sat May 15, 2010 11:46 am
split into four
by sanju09 »
My English course is split into four components; a paper test (a), an...
1
Last post by akhpad
Sat May 15, 2010 10:13 am
334)Is sum >10
by ern5231 »
Is a + b + c + d> 10? (1) a + bc> 3 (2) 2 * c + d> 7
1
Last post by akhpad
Sat May 15, 2010 10:03 am
Getting decimals from fractions
by mvz2102 »
A question came up in the OG last night that required you to get the...
4
Last post by Stuart@KaplanGMAT
Sat May 15, 2010 8:00 am
318) How to get this one?
by ern5231 »
2x = 3y-5 and y ≠ 3, then (x-2) / (y-3) =? the answer to this...
2
Last post by harshavardhanc
Sat May 15, 2010 7:14 am
ares
by dkumar.83 »
As per me x=1.5, but as per solutions, its 2. Any idea who is...
1
Last post by ilikaroy
Sat May 15, 2010 6:56 am
306) PS
by ern5231 »
a,b are negative and a ^ 2-b ^ 2> 0. Which of the following is...
1
Last post by clock60
Sat May 15, 2010 6:16 am
blame
by sanju09 »
The owner of a small grocery store paid $22 for 90 lbs of red...
3
Last post by clock60
Sat May 15, 2010 6:04 am
pumpkin pie
by sanju09 »
The crust of a certain pumpkin pie is 25 percent of the pie. By what...
5
Last post by clock60
Sat May 15, 2010 5:57 am
Take t
by sanju09 »
How many solutions could the inequality 16 (t - 1) + 10 > 8 (t +...
1
Last post by clock60
Sat May 15, 2010 5:34 am
possible integer value
by sanju09 »
If 2 < a < 4 and 3 < b < 7, then what is the greatest...
3
Last post by sanju09
Sat May 15, 2010 4:47 am
alone, Maria can complete
by sanju09 »
Working alone, Maria can complete a task in 100 minutes. Shaniqua can...
4
EXPERT REPLIES
Last post by sanju09
Sat May 15, 2010 3:32 am
take 2 monkeys
by sanju09 »
Suppose 7 monkeys take 7 minutes to eat 7 bananas. How many minutes...
7
Last post by quantskillsgmat
Sat May 15, 2010 3:23 am
occupancy percentage
by sanju09 »
The occupancy percentage of a hotel is 88 percent for the three...
9
Last post by quantskillsgmat
Sat May 15, 2010 2:56 am
Speed time distance:- Easy statement but still ????????????
by pardeep_10sharma »
A car traveling at a certain constant speed takes 2 seconds longer to...
5
Last post by pardeep_10sharma
Sat May 15, 2010 2:52 am
divisibility--help
by mitaliisrani »
1) How many 4 digit numbers can be formed using the digits 5,7,3,2...
5
Last post by sanju09
Sat May 15, 2010 1:44 am
89) How many factors
by ern5231 »
The number of factors for 2^n*3^3 and 2^51 are same. find the value...
3
Last post by sanju09
Sat May 15, 2010 1:33 am
round and 20
by sanju09 »
In a box of 40 cookies, 24 of the cookies were round and 20 of them...
16
Last post by sanju09
Fri May 14, 2010 11:56 pm
How to calculate the Percentile
by ashforgmat »
154) Angela's grade was in the 90th percentile out of 80...
9
Last post by ajith
Fri May 14, 2010 8:08 pm
Exponent Question
by KFreudenberg »
(1001^2 - 999^2) / (101^2 - 99^2) = ? I have the answer for the above...
2
Last post by KFreudenberg
Fri May 14, 2010 6:03 pm
at unit’s place
by sanju09 »
What is the last (at unit's place) digit in the product...
4
Last post by gmatjedi
Fri May 14, 2010 2:28 pm
Italian dressing
by sanju09 »
A chef is using a mixture of two brands of Italian dressing. The...
5
Last post by gmatjedi
Fri May 14, 2010 2:13 pm
office in their home
by sanju09 »
Taxpayers with an office in their home may deduct a percentage of...
1
Last post by gmatmachoman
Fri May 14, 2010 12:12 pm
bricks in the wall
by sanju09 »
Robert builds a wall made from bricks. Each layer has exactly three...
3
Last post by gmatmachoman
Fri May 14, 2010 12:04 pm
the escalator lifts
by sanju09 »
It takes a child 90 seconds to climb the 60-meter length of an...
10
Last post by harshavardhanc
Fri May 14, 2010 11:37 am
A bag of 216 camamels
by sumitrajsaxena »
Kindly see the following problem of quant PS. A bag of 216 caramels...
4
Last post by sumitrajsaxena
Fri May 14, 2010 8:26 am