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Overlapping sets - hotel california .. doubt with solution
by praveen_gmat » Wed Dec 07, 2011 11:13 am
Eighty percent of the lights at Hotel California are on at 8 p.m. a...
2
Last post by GMATGuruNY
Wed Dec 07, 2011 12:15 pm
Wed Dec 07, 2011 12:15 pm
|a|^2/a equal to?
by enigma88 » Wed Dec 07, 2011 3:32 am
A general question Which of the following is |a|^2/a equal to...
2
Last post by GmatMathPro
Wed Dec 07, 2011 9:08 am
Wed Dec 07, 2011 9:08 am
Cost of item
by melguy » Tue Dec 06, 2011 7:50 pm
Hello I wanted to clarify something small. The original Q is A shirt...
1
Last post by Ian Stewart
Tue Dec 06, 2011 10:19 pm
Tue Dec 06, 2011 10:19 pm
Value of y
by karthikpandian19 » Mon Dec 05, 2011 10:41 pm
What is the value of y in the system below? x + 2y + 3z = 2 x + y - z...
4
Last post by GMATGuruNY
Tue Dec 06, 2011 9:44 pm
Tue Dec 06, 2011 9:44 pm
Question from the 'GMAT Review 12th ed'
by bmaree » Tue Dec 06, 2011 2:54 am
I hope this is the right place to post this question. I'm currently...
1
Last post by Ian Stewart
Tue Dec 06, 2011 11:10 am
Tue Dec 06, 2011 11:10 am
Sum of integers in the above table..
by hk » Sun Mar 01, 2009 5:09 pm
Can someone help me with the correct method of solving this.. Sum of...
5
Last post by GMATGuruNY
Tue Dec 06, 2011 7:18 am
Tue Dec 06, 2011 7:18 am
cubes percentage increase
by venmic » Tue Dec 06, 2011 5:56 am
If a 4 cm cube is cut into 1 cm cubes, then what is the percentage...
2
Last post by Anurag@Gurome
Tue Dec 06, 2011 6:46 am
Tue Dec 06, 2011 6:46 am
PS - Integers 2
by karthikpandian19 » Tue Dec 06, 2011 12:11 am
How many positive integers less than 10,000 are there in which the...
2
Last post by Anurag@Gurome
Tue Dec 06, 2011 2:00 am
Tue Dec 06, 2011 2:00 am
Circle - PS
by karthikpandian19 » Tue Dec 06, 2011 12:19 am
If the radius of the circle shown in picture is equal to the chord...
1
Last post by Anurag@Gurome
Tue Dec 06, 2011 1:48 am
Tue Dec 06, 2011 1:48 am
Circle Property 2 - PS
by karthikpandian19 » Tue Dec 06, 2011 12:23 am
In the circle shown in picture, AB = 4, BC = 6, AC = 5 and AD = 6....
1
Last post by Anurag@Gurome
Tue Dec 06, 2011 1:30 am
Tue Dec 06, 2011 1:30 am
3 digit number
by singhsa » Sun Sep 12, 2010 4:23 am
82. How many different three-digit numbers contain both the digit 2...
12
Last post by TOPGMAT
Tue Dec 06, 2011 1:09 am
Tue Dec 06, 2011 1:09 am
Ratio - PS
by karthikpandian19 » Tue Dec 06, 2011 12:14 am
If there are 16 people to choose from, what is the ratio of the...
1
Last post by Anurag@Gurome
Tue Dec 06, 2011 12:19 am
Tue Dec 06, 2011 12:19 am
data sufficiency
by romitvsingh » Wed Nov 30, 2011 5:01 am
What is the average (arithmetic mean ) of j and k? 1) the average of...
3
Last post by romitvsingh
Mon Dec 05, 2011 10:38 pm
Mon Dec 05, 2011 10:38 pm
Time problem 2
by karthikpandian19 » Mon Dec 05, 2011 9:37 pm
If 6 workers can build 4 cars in 2 days, then how many days would it...
5
Last post by Anurag@Gurome
Mon Dec 05, 2011 9:52 pm
Mon Dec 05, 2011 9:52 pm
Time problem 3
by karthikpandian19 » Mon Dec 05, 2011 9:40 pm
Bea can paint a house three times faster than Alice can paint a...
1
Last post by Anurag@Gurome
Mon Dec 05, 2011 9:42 pm
Mon Dec 05, 2011 9:42 pm
Time problem
by karthikpandian19 » Mon Dec 05, 2011 9:35 pm
If 7 workers can build 7 cars in 7 days, then how many days would it...
1
Last post by Anurag@Gurome
Mon Dec 05, 2011 9:40 pm
Mon Dec 05, 2011 9:40 pm
Packages in GMATPrep
by mysseo » Sun Dec 04, 2011 11:05 pm
A certain office supply stocks 2 size of self stick notepads, each in...
2
Last post by mysseo
Mon Dec 05, 2011 6:19 pm
Mon Dec 05, 2011 6:19 pm
Does between a and b include a and b?.
by rahulsharma2685 » Sun Dec 04, 2011 8:38 am
If a question asks that how many numbers are divisible by 3 between a...
2
Last post by VivianKerr
Mon Dec 05, 2011 1:52 pm
Mon Dec 05, 2011 1:52 pm
probability
by pemdas » Wed Nov 30, 2011 2:42 pm
A group of ten people consists of six men and four women. If six...
7
Last post by pemdas
Mon Dec 05, 2011 11:26 am
Mon Dec 05, 2011 11:26 am
Odd integers not containing 5 in a set
by jzebra10 » Sun Dec 04, 2011 12:00 pm
How should you solve this problem, other than finding the actual...
5
Last post by LalaB
Mon Dec 05, 2011 10:38 am
Mon Dec 05, 2011 10:38 am
700+ question
by finance » Tue Jul 19, 2011 3:03 am
S is an infinite sequence, in which the value of a particular member...
12
Last post by jumsumtak
Mon Dec 05, 2011 10:35 am
Mon Dec 05, 2011 10:35 am
Arithmetic, number property test
by pjmulder » Sun Dec 04, 2011 2:57 pm
I have a problem which I cannot solve or the answer is wrong. P32...
4
Last post by LalaB
Mon Dec 05, 2011 9:42 am
Mon Dec 05, 2011 9:42 am
percent
by romitvsingh » Fri Dec 02, 2011 12:11 am
If r & s are positive integers, r is what percent of s 1) r = 3/4...
4
Last post by Anurag@Gurome
Mon Dec 05, 2011 2:18 am
Mon Dec 05, 2011 2:18 am
Consecutive Intergers Problem
by jzebra10 » Sun Dec 04, 2011 5:54 am
I don't understand exactly what the problem is telling/asking. How do...
3
Last post by GMATGuruNY
Sun Dec 04, 2011 7:14 am
Sun Dec 04, 2011 7:14 am
Modulus PS
by satishchandra » Sat Dec 03, 2011 12:58 am
If x/lxl<x, which of the following must be true about x (Note:...
16
Last post by satishchandra
Sun Dec 04, 2011 6:52 am
Sun Dec 04, 2011 6:52 am
Divisors question !
by sohrabkalra » Fri Dec 02, 2011 11:58 pm
if x=3y,where y is a prime number greater than 2, how many different...
5
Last post by Ian Stewart
Sat Dec 03, 2011 4:48 pm
Sat Dec 03, 2011 4:48 pm
number properties problem
by coolbreeze2011 » Fri Dec 02, 2011 7:21 pm
Can someone please show me how to solve this problem.. How many odd...
3
Last post by coolbreeze2011
Sat Dec 03, 2011 10:05 am
Sat Dec 03, 2011 10:05 am
Conditional Probability
by satishchandra » Tue Nov 22, 2011 9:48 pm
If Ben were to lose the championship, Mike would be the winner with a...
6
Last post by GmatMathPro
Sat Dec 03, 2011 8:30 am
Sat Dec 03, 2011 8:30 am
probability
by romitvsingh » Mon Nov 28, 2011 8:08 pm
A couple decides to have 4 children. If they suceed in having 4...
4
Last post by pemdas
Sat Dec 03, 2011 1:15 am
Sat Dec 03, 2011 1:15 am
maths
by samuel minato » Fri Dec 02, 2011 9:04 pm
how to solve this? f(x) = 2/(4^x + 1) find the value of f(1/2009) +...
1
Last post by pemdas
Fri Dec 02, 2011 11:28 pm
Fri Dec 02, 2011 11:28 pm
Divisibility of integers, remainder. HELP!!!
by Mr.Hollywood » Fri Dec 02, 2011 1:49 am
The question is: Integer n is divided by 3 the remainder is 2, when...
7
Last post by Mr.Hollywood
Fri Dec 02, 2011 3:31 pm
Fri Dec 02, 2011 3:31 pm
percentages !
by neelgandham » Fri Dec 02, 2011 4:00 am
Eighty percent of the lights at Hotel California are on at 8 p.m. a...
3
Last post by GMATGuruNY
Fri Dec 02, 2011 6:42 am
Fri Dec 02, 2011 6:42 am
Probability - Roll of the die
by dellaboemia » Thu Dec 01, 2011 12:58 pm
A six-sided die with faces numbered one through six is rolled three...
9
Last post by shankar.ashwin
Fri Dec 02, 2011 1:00 am
Fri Dec 02, 2011 1:00 am
trigonometric series.
by samuel minato » Thu Dec 01, 2011 8:08 pm
how to find the Sn of this series? sin a + sin 2a + sin 4a + .... +...
1
Last post by pemdas
Fri Dec 02, 2011 12:19 am
Fri Dec 02, 2011 12:19 am
series.
by samuel minato » Wed Nov 30, 2011 8:31 pm
hi... can anyone help me to find the sum of this series? a + a^2 +...
2
Last post by samuel minato
Thu Dec 01, 2011 7:41 pm
Thu Dec 01, 2011 7:41 pm
Manhattan Challenge Problem
by shankar.ashwin » Thu Dec 01, 2011 3:51 am
If x < y < z but x^2 > y^2 > z^2 > 0, which of the...
5
Last post by pemdas
Thu Dec 01, 2011 2:56 pm
Thu Dec 01, 2011 2:56 pm
Probability
by crackgmat007 » Sun Oct 11, 2009 10:23 am
As part of a game, four people each must secretly choose an integer...
9
Last post by LalaB
Thu Dec 01, 2011 11:10 am
Thu Dec 01, 2011 11:10 am
Dice game...
by venmic » Thu Dec 01, 2011 7:21 am
A certain dice game can only be won if, when a player throws two fair...
4
Last post by user123321
Thu Dec 01, 2011 8:52 am
Thu Dec 01, 2011 8:52 am
Question to experts re combinations
by Night reader » Fri Dec 03, 2010 11:46 pm
how do we know if two combinations must be multiplied or added?...
3
Last post by pemdas
Thu Dec 01, 2011 12:23 am
Thu Dec 01, 2011 12:23 am
probability
by venmic » Wed Nov 30, 2011 11:03 pm
A certain club has 66 members, each of which is participating in...
2
Last post by amit2k9
Wed Nov 30, 2011 11:40 pm
Wed Nov 30, 2011 11:40 pm
maximum number of di¤erent bonds
by venmic » Wed Nov 30, 2011 4:24 pm
All of the bonds on a certain exchange are designated by a 3-letter,...
1
Last post by shankar.ashwin
Wed Nov 30, 2011 7:48 pm
Wed Nov 30, 2011 7:48 pm
GMATPrep Exponents
by razorback » Thu Oct 06, 2011 11:16 pm
Here I recognize that a possible concept is a^2 - b^2 = (a+b)(a-b)....
4
Last post by chieftang
Wed Nov 30, 2011 2:24 pm
Wed Nov 30, 2011 2:24 pm
arithmetic progression
by MBA.Aspirant » Wed Nov 23, 2011 9:19 am
The sum of the fourth and twelfth term of an arithmetic progression...
4
Last post by chieftang
Tue Nov 29, 2011 2:18 pm
Tue Nov 29, 2011 2:18 pm
Geometry - Circles
by neelgandham » Mon Nov 28, 2011 7:08 am
The length of minor arc AB is twice the length of minor arc BC and...
4
Last post by SwatiAgarwal
Tue Nov 29, 2011 8:54 am
Tue Nov 29, 2011 8:54 am
Interest comparison
by karthikpandian19 » Thu Nov 24, 2011 12:40 am
$1200 is invested at a given interest rate for two years. The...
4
Last post by shekhar.kataria
Tue Nov 29, 2011 4:56 am
Tue Nov 29, 2011 4:56 am
Standard Deviation
by Sudhir Kaveti » Tue Nov 29, 2011 2:08 am
70, 75, 80, 85, 90, 105, 105, 130, 130, 130 The list shown consists...
1
Last post by shankar.ashwin
Tue Nov 29, 2011 2:56 am
Tue Nov 29, 2011 2:56 am
probability tea
by jzebra10 » Tue Nov 29, 2011 12:09 am
I don't understand the explanation given in the book. Can someone try...
4
Last post by HSPA
Tue Nov 29, 2011 12:58 am
Tue Nov 29, 2011 12:58 am
