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ps:probability
by arjunshn » Tue Apr 19, 2011 12:12 am
A set P = {1, 2, 3, 4, 5} and set Q = {1, 2, 3, 4, 5, 6, 7} is...
1
Last post by Stuart@KaplanGMAT
Tue Apr 19, 2011 12:47 am
Tue Apr 19, 2011 12:47 am
Combinotrics:-)
by Shamhoon » Mon Apr 18, 2011 10:33 am
Six mobsters have arrived at the theater for the premiere of the film...
4
Last post by manpsingh87
Mon Apr 18, 2011 10:55 pm
Mon Apr 18, 2011 10:55 pm
ps - quadratic root q
by ccassel » Mon Apr 18, 2011 5:54 pm
How would you explain the answer to this question? If one root of the...
3
Last post by manpsingh87
Mon Apr 18, 2011 10:13 pm
Mon Apr 18, 2011 10:13 pm
approach in factorials
by alltimeacheiver » Mon Apr 18, 2011 9:33 pm
Which of the following fractions has the greatest value? 3/8!...
1
Last post by Anurag@Gurome
Mon Apr 18, 2011 9:42 pm
Mon Apr 18, 2011 9:42 pm
PS - divisor>1 Q
by ccassel » Mon Apr 18, 2011 12:00 pm
How would you solve this question? Which of the following integers...
2
Last post by Stuart@KaplanGMAT
Mon Apr 18, 2011 9:08 pm
Mon Apr 18, 2011 9:08 pm
MGMAT qurestion a tough one..pls advice a nice approach
by alltimeacheiver » Mon Apr 18, 2011 8:38 pm
For any integer k > 1, the term "� length of an...
2
Last post by Anurag@Gurome
Mon Apr 18, 2011 9:06 pm
Mon Apr 18, 2011 9:06 pm
a/b > b/c - inequality
by pesfunk » Mon Apr 18, 2011 5:25 pm
Hi, I have this as an inequality: a/b > b/c Mathematically, can we...
3
Last post by Stuart@KaplanGMAT
Mon Apr 18, 2011 9:04 pm
Mon Apr 18, 2011 9:04 pm
best method to solve it
by alltimeacheiver » Mon Apr 18, 2011 8:10 pm
4.896/(1/0.07 + 1/0.16) is approximately equal to: .238 .262 .625...
3
Last post by alltimeacheiver
Mon Apr 18, 2011 8:36 pm
Mon Apr 18, 2011 8:36 pm
Relation between gallons of gas and speed
by bajwa2307 » Mon Apr 18, 2011 4:08 pm
When a car is driven at 70 miles per hour, it uses 0.06 gallon of gas...
2
Last post by bajwa2307
Mon Apr 18, 2011 5:37 pm
Mon Apr 18, 2011 5:37 pm
PS - rate/distance/time increase twice
by ccassel » Mon Apr 18, 2011 12:03 pm
How would you explain the answer to this question? If a motorist had...
2
Last post by ccassel
Mon Apr 18, 2011 3:10 pm
Mon Apr 18, 2011 3:10 pm
Problem Solving:-)
by Shamhoon » Mon Apr 18, 2011 10:38 am
The value of an investment increases by x% during January and...
2
Last post by GMATGuruNY
Mon Apr 18, 2011 10:58 am
Mon Apr 18, 2011 10:58 am
BTG quistion-tough one!!
by ankurmit » Thu Apr 14, 2011 3:28 am
A sum of money was among Lyle, Bob and Chloe. First, Lyle received 4...
7
Last post by amisahoo
Mon Apr 18, 2011 10:45 am
Mon Apr 18, 2011 10:45 am
Probability:-)
by Shamhoon » Mon Apr 18, 2011 10:34 am
In a room filled with 7 people, 4 people have exactly 1 sibling in...
1
Last post by Stuart@KaplanGMAT
Mon Apr 18, 2011 10:44 am
Mon Apr 18, 2011 10:44 am
Another Probability
by amisahoo » Mon Apr 18, 2011 10:02 am
A letter is randomly select from the word studious. What is the...
2
Last post by GMATGuruNY
Mon Apr 18, 2011 10:29 am
Mon Apr 18, 2011 10:29 am
Sum of 3 consecutive integers is 312
by ceo1000 » Wed Feb 16, 2011 10:00 am
Hello, Please help me understand this: --- The sum of three...
6
Last post by costarica
Mon Apr 18, 2011 9:07 am
Mon Apr 18, 2011 9:07 am
units sold after the reduction
by sanju09 » Mon Apr 18, 2011 12:49 am
In order to increase its revenue a production company reduces the...
4
Last post by sanju09
Mon Apr 18, 2011 3:20 am
Mon Apr 18, 2011 3:20 am
Chance of Rain
by havok » Sun Apr 17, 2011 10:07 am
If the probability of rain on any given day in City X is 50 percent,...
3
Last post by Stuart@KaplanGMAT
Sun Apr 17, 2011 7:27 pm
Sun Apr 17, 2011 7:27 pm
standard deviation
by gorsar » Sun Nov 23, 2008 10:21 am
If d is the standard deviation of x, y, z, what is the standard...
8
Last post by Stuart@KaplanGMAT
Sun Apr 17, 2011 7:19 pm
Sun Apr 17, 2011 7:19 pm
Closest value problem
by LFalken » Tue Aug 25, 2009 10:48 am
Looking for a quick and efficient way to do this problem, during my...
4
Last post by Brent@GMATPrepNow
Sun Apr 17, 2011 3:29 pm
Sun Apr 17, 2011 3:29 pm
gmat prep - equilateral triangle inscribed in a circle
by yankees660 » Tue Apr 21, 2009 9:41 am
in the figure above, equilaterial triangle ABC is inscribed in the...
10
Last post by Patrick_GMATFix
Sun Apr 17, 2011 12:11 pm
Sun Apr 17, 2011 12:11 pm
Can't figure this one out...
by adi » Sat Mar 08, 2008 2:11 pm
According to the directions on a can of frozen orange juice...
11
Last post by luiscarlos59
Sun Apr 17, 2011 11:21 am
Sun Apr 17, 2011 11:21 am
Probability Question
by yuvarajait » Sat Apr 16, 2011 10:56 pm
A medical researcher must choose one of 14 patients to receive an...
4
Last post by Ian Stewart
Sun Apr 17, 2011 11:13 am
Sun Apr 17, 2011 11:13 am
Probability Confusion
by vvsmart » Sun Apr 17, 2011 9:00 am
HI Experts, Here is a question I am getting confused with (Source:...
4
Last post by Ian Stewart
Sun Apr 17, 2011 10:59 am
Sun Apr 17, 2011 10:59 am
Some Probability
by amisahoo » Sat Apr 16, 2011 9:48 pm
A deck of cards contains 6 cards numbered from 1 to 6. If three cards...
2
Last post by Ian Stewart
Sun Apr 17, 2011 10:47 am
Sun Apr 17, 2011 10:47 am
y > 0
by kevincanspain » Thu Apr 14, 2011 11:45 pm
If z > x, each of the following indicates that y is positive...
13
Last post by force5
Sun Apr 17, 2011 10:36 am
Sun Apr 17, 2011 10:36 am
Correct standard deviation formula
by vishalchaudhury » Sat Apr 16, 2011 9:16 pm
I have come across different formulas for SD on the internet. I am...
3
Last post by Ian Stewart
Sun Apr 17, 2011 10:35 am
Sun Apr 17, 2011 10:35 am
Combinations
by baladon99 » Sun Apr 17, 2011 10:03 am
How many positive integers less than 10,000 are there in which sum of...
2
Last post by vvsmart
Sun Apr 17, 2011 10:29 am
Sun Apr 17, 2011 10:29 am
Triangle Question
by brood1989 » Sat Apr 16, 2011 10:58 am
I apologize if someone has already posted this question, I tried to...
9
Last post by brood1989
Sun Apr 17, 2011 7:26 am
Sun Apr 17, 2011 7:26 am
Stuck with language part of 3 work and rate problems.
by alltimeacheiver » Sun Apr 17, 2011 2:31 am
Ques 1 An hour after jane started walking from x to y , a distance...
3
Last post by HSPA
Sun Apr 17, 2011 3:38 am
Sun Apr 17, 2011 3:38 am
Rate problem
by chiangka » Sat Apr 16, 2011 12:54 pm
Anybody know a good strategy to solve the following: Pumps A,B, and C...
6
Last post by manpsingh87
Sun Apr 17, 2011 12:48 am
Sun Apr 17, 2011 12:48 am
Function Problem
by chiangka » Sat Apr 16, 2011 1:00 pm
Found this to be surprisingly confusing... any help in understanding...
2
Last post by manpsingh87
Sat Apr 16, 2011 8:34 pm
Sat Apr 16, 2011 8:34 pm
171
by nafiul9090 » Sat Apr 16, 2011 10:17 am
What is the difference between the sixth and the fi fth terms of the...
2
Last post by arunpanda22
Sat Apr 16, 2011 7:29 pm
Sat Apr 16, 2011 7:29 pm
Weird Question
by brood1989 » Sat Apr 16, 2011 4:49 pm
Hello All, I ran into this question and for some reason I couldnt...
3
Last post by brood1989
Sat Apr 16, 2011 7:21 pm
Sat Apr 16, 2011 7:21 pm
3 Overlapping Set Question
by havok » Sat Apr 16, 2011 1:32 pm
This table lists enrollment in an afterschool program by activity....
1
Last post by Brent@GMATPrepNow
Sat Apr 16, 2011 2:21 pm
Sat Apr 16, 2011 2:21 pm
Sequence Problem
by taneja.niks » Sat Apr 16, 2011 4:55 am
If the sequence x1, x2, x3, ..., xn, ... is such that x1 = 3...
4
Last post by Ian Stewart
Sat Apr 16, 2011 12:40 pm
Sat Apr 16, 2011 12:40 pm
OG Quant Review Q. 175
by akshatgupta87 » Sat Apr 16, 2011 11:21 am
Q.) A square wooden plaque has a square brass inlay in the center,...
1
Last post by therealtomrose
Sat Apr 16, 2011 11:56 am
Sat Apr 16, 2011 11:56 am
Fractions Problem
by taneja.niks » Sat Apr 16, 2011 4:57 am
This year Henry will save a certain amount of his income, and he will...
3
Last post by GMATGuruNY
Sat Apr 16, 2011 5:44 am
Sat Apr 16, 2011 5:44 am
Remainder Problem
by taneja.niks » Sat Apr 16, 2011 5:29 am
If n is a positive integer, what is the remainder when 3^(8n+3) + 2...
2
Last post by Anurag@Gurome
Sat Apr 16, 2011 5:38 am
Sat Apr 16, 2011 5:38 am
a ps from gmat club
by diebeatsthegmat » Sat Apr 16, 2011 12:43 am
If two numbers are selected from 1,2,3,4 and 5 with replacement, what...
2
Last post by force5
Sat Apr 16, 2011 3:08 am
Sat Apr 16, 2011 3:08 am
Confused with the signs :(
by pesfunk » Fri Apr 15, 2011 6:37 pm
Hi Guys I'm a little confused with the signs. Could someone please...
1
Last post by GMATGuruNY
Fri Apr 15, 2011 8:02 pm
Fri Apr 15, 2011 8:02 pm
How to solve s.d. question
by OneTwoThreeFour » Thu Apr 14, 2011 5:59 pm
7.51 8.22 7.86 8.36 8.09 7.83 8.30 8.01 7.73 8.25 7.96 8.53 A vending...
2
Last post by OneTwoThreeFour
Fri Apr 15, 2011 1:26 pm
Fri Apr 15, 2011 1:26 pm
benchmarking values - fraction
by vinnaymb » Fri Apr 15, 2011 2:01 am
Hi All, This one stumbled me. What is 10/22 of 5/18 of 2000? This is...
7
Last post by vinnaymb
Fri Apr 15, 2011 10:05 am
Fri Apr 15, 2011 10:05 am
basic maths - need tips
by vinnaymb » Thu Apr 14, 2011 10:46 am
Hello All, Out of touch with maths for 9 years, Sitting somewhere in...
4
Last post by manpsingh87
Thu Apr 14, 2011 10:00 pm
Thu Apr 14, 2011 10:00 pm
Divisibility - Number Theory
by sal_xcool » Thu Apr 14, 2011 8:56 pm
If x is an integer, then x(x - 1)(x - k) must be evenly...
1
Last post by Stuart@KaplanGMAT
Thu Apr 14, 2011 9:02 pm
Thu Apr 14, 2011 9:02 pm
MGMAT Question
by brood1989 » Thu Apr 14, 2011 3:28 pm
Hello all, In regards to questions that pertain to: x amt of people...
1
Last post by Brent@GMATPrepNow
Thu Apr 14, 2011 4:51 pm
Thu Apr 14, 2011 4:51 pm
O.G 12 Question
by sachin_yadav » Thu Apr 14, 2011 12:40 pm
The product of all the prime numbers less than 20 is closest to which...
2
Last post by sachin_yadav
Thu Apr 14, 2011 1:42 pm
Thu Apr 14, 2011 1:42 pm
Ratio question PS
by Strongt » Thu Apr 14, 2011 8:32 am
18. w, x, y, and z are all positive integers. Which of the following...
2
Last post by GMATGuruNY
Thu Apr 14, 2011 11:19 am
Thu Apr 14, 2011 11:19 am
% Question
by Strongt » Thu Apr 14, 2011 6:33 am
What positive integer is 40% less than 15,600? a. 4,680 b. 6,240 c....
1
Last post by HSPA
Thu Apr 14, 2011 6:44 am
Thu Apr 14, 2011 6:44 am
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5-day free, full-access trial TTP
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