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Problem Solving

Topics Posts Last Post

PLEASE EXPLAIN PROBABILITY WITH AN WITHOUT REPLACENT!!!

by:
Want to clear this question: Jar contains 3 green, 2 red and 3 blue...

1 Sun Oct 11, 2009 9:03 am

by: vaibhav.iit2002 View latest post

tricky question - probability

by:
A 5 meter long wire is cut into two pieces. If the longer piece is...

2 Sun Oct 11, 2009 5:34 am

by: agganitk View latest post

Number of revolutions

by:
The radius of the front wheels of a cart is half that of the rear...

4 Sun Oct 11, 2009 3:26 am

by: sanjana View latest post

Planes

by:
OA - D

1 Sat Oct 10, 2009 1:52 pm

by: kishore View latest post

Q-34

by:
34. is the least integer greater than or equal to X, if =0, what is...

4 EXPERT REPLIES Sat Oct 10, 2009 10:04 am

by: Stuart Kovinsky View latest post

difficult coordinate geometry question

by:
OA after some replies

3 Sat Oct 10, 2009 9:20 am

by: nithi_mystics View latest post

PS General Strategy?

by:
Hey all, I wanted to see if anyone had a general approach worked out...

0 Sat Oct 10, 2009 8:41 am

by: cbenk121 View latest post

Q-30

by:
30.There are 10 marble balls, including 5 green, 3 blue, and 2 red,...

3 EXPERT REPLIES Sat Oct 10, 2009 7:08 am

by: Brent@GMATPrepNow View latest post

Q-44

by:
44.A 4-digit telephone number consists of 3, 4, and 5. If 4, 5 can be...

1 EXPERT REPLIES Sat Oct 10, 2009 6:38 am

by: dmateer25 View latest post

Q-43

by:
43. There are 4 letters and 4 corresponding envelopes. If we put the...

1 EXPERT REPLIES Sat Oct 10, 2009 6:36 am

by: dmateer25 View latest post

Q-32

by:
32. A person does a job and will gain $336. Actually, he takes 4 more...

1 EXPERT REPLIES Sat Oct 10, 2009 6:24 am

by: dmateer25 View latest post

Kaplan CAT question

by:
Here is a question from a Kaplan CAT and the solution. I disagree...

2 EXPERT REPLIES Fri Oct 09, 2009 3:53 pm

by: Stuart Kovinsky View latest post

Factor relashionship

by:
Hi there, Could you help me to resolve this PS and explain the step...

3 Fri Oct 09, 2009 1:59 pm

by: Xbond View latest post

Quant problem from Prep 1

by:
For every Positive integer n, the function h(n) is defined to be...

1 EXPERT REPLIES Fri Oct 09, 2009 10:15 am

by: Brent@GMATPrepNow View latest post

manhatan 4

by:
Which of the following is a possible length for side AB of triangle...

10 EXPERT REPLIES Fri Oct 09, 2009 8:20 am

by: NikolayZ View latest post

Quite Confusing

by:
Q. If x<0, simplify the given expression in terms of x,...

4 Fri Oct 09, 2009 8:01 am

by: nithi_mystics View latest post

Please provide answers

by:
What is the greatest prime factor of 2^100 - 2^96? A. 2 B. 3 C. 5 D....

12 EXPERT REPLIES Fri Oct 09, 2009 7:34 am

by: mp2437 View latest post

Prime Numbers problem

by:
Hi Folks, I found this problem in the Advanced GMAT problems...

2 Fri Oct 09, 2009 5:29 am

by: aa2kash View latest post

runners far apart!

by:
On level farmland, two runners leave at the same time from the...

2 Fri Oct 09, 2009 1:45 am

by: sanjana View latest post

Solve this equation..

by:
Which of the following is closest to (998*0.02 + 4.97)}/{(1002*0.02 +...

3 Fri Oct 09, 2009 12:42 am

by: uptowngirl92 View latest post

help with a problem - kilograms, cubic meters, etc.

by:
Does anyone know how to solve this? The mass of 1 cubic meter of a...

4 EXPERT REPLIES Thu Oct 08, 2009 9:01 pm

by: meticulousboy View latest post

Another problem giving me grief ...help!

by:
Does anyone have any techniques, or "rules of thumb" to...

1 Thu Oct 08, 2009 8:18 pm

by: xcusemeplz2009 View latest post

Tough question GMAT prep 1 definately a 700+ level question

by:
A thin piece of wire 40 meters long is cut into two pieces. One piece...

2 Thu Oct 08, 2009 7:03 pm

by: mridul_dave View latest post

PS inequality

by:
If |x| + |y| = -x - y and xy does not equal 0, which of the following...

7 Thu Oct 08, 2009 6:58 pm

by: riteshbindal View latest post

Quick way of solving this??

by:
((8^2)(3^3)(2^4)) / (96^2) not too hard of a math problem.. but i'd...

2 Thu Oct 08, 2009 6:34 pm

by: kguo View latest post

Please help me with this problem!

by:
Hey guys I tried searching around. I know this is a fairly straight...

7 Thu Oct 08, 2009 8:49 am

by: virtuoso902 View latest post

Rounding-off -- Interesting!

by:
try this... interesting problem. Source: MGMAT Test OA and OE after...

1 Thu Oct 08, 2009 4:43 am

by: rohan_vus View latest post

Series

by:
If each term in the sum a1+a2+a3...+an is either 7 or 77 and the sum...

3 EXPERT REPLIES Thu Oct 08, 2009 4:10 am

by: sanjana View latest post

GMAT PREP-1 Questions.. help needed

by:
Hi, Can anyone please solve these 4 questions from GMAT PREP test-1...

3 Thu Oct 08, 2009 4:06 am

by: sanjana View latest post

Coordinate + Geometry+ Probability one quest

by:
Q-> Point (x,y) is a point within the triangle. What is the...

1 Thu Oct 08, 2009 3:36 am

by: rohan_vus View latest post

Probability - Please show solution

by:
A basket contains 5 apples of which 1 is spoiled and the rest are...

2 Thu Oct 08, 2009 3:11 am

by: sanjana View latest post

Any idea how we can solve these kind of quest

by:
51. Scale A and B are linear. 24 and 30 in A correspond to 40 and 60...

1 Thu Oct 08, 2009 2:52 am

by: sanjana View latest post

Set consisting of five different elements

by:
Hi All, When one a GMAT question (in statistics) says that set...

2 Thu Oct 08, 2009 1:35 am

by: CrackGMAC View latest post

Mean of two sets

by:
Hi All, When two sets A and B are combined, then mean of set C lies...

0 Thu Oct 08, 2009 12:14 am

by: goelmohit2002 View latest post

Median of two sets.

by:
Hi All, When two sets A and B are combined, then median of set C lies...

0 Thu Oct 08, 2009 12:12 am

by: goelmohit2002 View latest post

Mensuration Prob #4

by:
If the curved surface area of a cone is thrice that of another cone...

1 Thu Oct 08, 2009 12:04 am

by: xcusemeplz2009 View latest post

Mensuration prob #3

by:
A conical tent is to accomodate 10 persons. Each person must have 6...

2 Wed Oct 07, 2009 10:41 pm

by: papgust View latest post

Mensuration prob #1

by:
Three metal cubes with edges 6cm, 8cm and 10cm respectively are...

2 Wed Oct 07, 2009 10:38 pm

by: papgust View latest post

Reducing factorials

by:
This is just a random factorial question that i picked from...

0 Wed Oct 07, 2009 8:18 pm

by: ern5231 View latest post

least possible distance

by:
What is the least possible distance between a point on the circle...

8 Wed Oct 07, 2009 4:03 pm

by: Katrusya View latest post

170) Interpreting modulus

by:
p = | x - 2 | + | x +2 | Consider the above equation for the...

1 EXPERT REPLIES Wed Oct 07, 2009 3:53 pm

by: ChrisHinkle View latest post

168 find factors

by:
N is a positive integer and 8,9,10 are factors of N. Which of the...

1 Wed Oct 07, 2009 10:38 am

by: xcusemeplz2009 View latest post

164 calculate ratio of birds

by:
In a group of birds 60% were male birds. Certain birds in this group...

3 Wed Oct 07, 2009 10:36 am

by: xcusemeplz2009 View latest post

Set quest

by:
9. This semester, each of the 90 students in a certain class took at...

5 Wed Oct 07, 2009 6:23 am

by: aa2kash View latest post

XY Problem #2 OG 12 88

by:
In the xy-coordinate system, if (a,b) and (a+3, b+k) are two points...

7 Wed Oct 07, 2009 5:31 am

by: aa2kash View latest post

Probability + Number sets

by:
Please help! {-10; -6; -5; -4; -2.5; -1; 0; 2.5; 4; 6; 7; 10} A...

3 Wed Oct 07, 2009 1:49 am

by: sanjana View latest post

A quick way to solve this problem

by:
I ran across the problem below and had some trouble with it. I know i...

4 Wed Oct 07, 2009 1:49 am

by: papgust View latest post

136 work and time

by:
Two machines A and B. In one hour A makes 1000 products, B makes 700...

3 Wed Oct 07, 2009 1:28 am

by: sanjana View latest post

Mensuration prob #2

by:
In a swimming pool measuring 90m by 40m, 150 men take a dip. If the...

1 Tue Oct 06, 2009 11:12 pm

by: sunnyjohn View latest post

power of an engine

by:
If the power of an engine grows by 10% when the number of its...

1 Tue Oct 06, 2009 11:06 pm

by: sunnyjohn View latest post

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