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Unsure topics of Permutations & Combinations & Funct
by Fazze »
Hi... i've done the OG Quantitative section of both problem solving...
1
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Last post by Ian Stewart
Fri Feb 08, 2013 12:08 am
Factorials: When to Divide by Another Factorial versus NOT?
by ostrowskiamy »
Hi there! I'm getting really confused on when to divide a factorial...
11
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Last post by Tommy Wallach
Thu Feb 07, 2013 9:14 pm
Difference between two rate questions!
by Codebreaker2k »
Question 1: If Eileen drives at an average speed of 50 miles per hour...
2
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Last post by ceilidh.erickson
Thu Feb 07, 2013 11:48 am
Last two non zero digits of a factorial.
by nisagl750 »
We know the power cycle works fine to find out the last digit of any...
7
Last post by nisagl750
Thu Feb 07, 2013 10:03 am
GMAT Quant Review 2nd Ed.-Discrete Probability Example
by ananthbi »
Consider an experiment with events A, B, and C for which P(A) = 0.23,...
4
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Last post by ananthbi
Thu Feb 07, 2013 9:06 am
Tough problem
by lime777 »
Find, with justification, all positive integers n such that 2^2 + 2^5...
3
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Last post by The Iceman
Thu Feb 07, 2013 4:07 am
og ps 123
by resilient »
I believe I am making this much harder than it really is. please let...
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Last post by buzzdeepak
Wed Feb 06, 2013 4:57 pm
PS Help..
by ramonsa »
15. Working alone, R can complete a certain kind of job in 9 hours. R...
3
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Last post by Brent@GMATPrepNow
Wed Feb 06, 2013 11:56 am
Formula Sheet
by Codebreaker2k »
Anyone know where to find a formula sheet, which can be applied to...
1
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Last post by Brent@GMATPrepNow
Wed Feb 06, 2013 7:45 am
Raincoats and umbrellas
by hemant_rajput »
Q15 . On 26th July Mumbai was flooded , Rain shield enterprise is in...
3
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Last post by shenoydevika
Wed Feb 06, 2013 1:10 am
a passenger train and a freight train
by hemant_rajput »
Q2 . Two trains, a passenger train and a freight train, are running...
1
Last post by vkb001
Tue Feb 05, 2013 5:24 pm
profit and loss question
by hemant_rajput »
Q26. Divya goes to buy fruits and after a lot of bargaining is able...
5
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Last post by viveksingh222
Tue Feb 05, 2013 12:34 pm
A conundrum
by hemant_rajput »
Q18 . A group of 4 person A,B,C and D arrive in a car to a friend's...
9
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Last post by Tommy Wallach
Tue Feb 05, 2013 12:25 pm
Another 800 problem
by lime777 »
Is there a value of x such that x^2 + x + 1 is a multiple of 5?...
2
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Last post by Anurag@Gurome
Tue Feb 05, 2013 2:20 am
800+ problem
by lime777 »
How many pairs of positive integers x and y satisfy the equation x^y...
1
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Last post by Anurag@Gurome
Tue Feb 05, 2013 12:04 am
I hate Probability questions..plz help
by sana.noor »
In a room filled with 7 people, 4 people have exactly 1 sibling in...
3
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Last post by ziko
Mon Feb 04, 2013 11:48 pm
Sum of the numbers
by psm12se »
If each term in the sum a1 + a2 + ..... + an is either 7 or 77 and...
3
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Last post by ziko
Mon Feb 04, 2013 11:25 pm
Some good examples to Exponents Questions
by emrahoz »
First question asks value of 2^x+3 Second and Third questions ask...
3
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Last post by Anurag@Gurome
Mon Feb 04, 2013 10:48 pm
inlet and outlet pipe problem
by hemant_rajput »
Q17 . A tank in X apartment is full of water is fitted with pumps of...
5
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Last post by hemant_rajput
Mon Feb 04, 2013 10:16 pm
Data Sufficiency
by paresh_patil »
Is the statement sufficient? A group of rabbits multiplies at a...
2
Last post by paresh_patil
Mon Feb 04, 2013 7:58 pm
OG 13 - Diagnostic - PS - 15
by rchetan_18 »
The product of all the prime numbers less than 20 is closest to which...
2
Last post by buzzdeepak
Mon Feb 04, 2013 5:39 pm
Is it Right!! Inequalities
by BTG14 »
Hi, When i was going through Inequalities chapter I found one note....
2
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Last post by ceilidh.erickson
Mon Feb 04, 2013 4:51 pm
Minimum
by oldheaven »
x,y>0 .If xy=6 then what is the minimum of 3x+5y ? 1)6sqrt(10)...
12
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Last post by ceilidh.erickson
Mon Feb 04, 2013 4:15 pm
profit and loss question
by hemant_rajput »
Q11 . X is repaid a loan that she had given to Y such that each year...
0
Last post by hemant_rajput
Mon Feb 04, 2013 9:58 am
Is their any easy way to do this question?
by sana.noor »
For one roll of a certain die, the probability of rolling a two is...
2
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Last post by Brent@GMATPrepNow
Mon Feb 04, 2013 8:02 am
distance problem
by hemant_rajput »
Q20 . X is standing at an intersection where two roads intersect at...
3
Last post by hemant_rajput
Mon Feb 04, 2013 7:26 am
Algebra Strategies question
by gmattesttaker2 »
Hello, I was just wondering if you can please assist here. This...
3
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Last post by GMATGuruNY
Sun Feb 03, 2013 6:02 pm
Probability of being under a number
by granite »
The average height of a male is 62 inches with a standard deviation...
2
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Last post by Brent@GMATPrepNow
Sun Feb 03, 2013 12:04 pm
Three Set formula
by ELIAS ANDREW »
Dear all, I beg your help. Which is true between this formula or all...
2
Last post by ELIAS ANDREW
Sun Feb 03, 2013 9:18 am
GDP problem
by hemant_rajput »
Q12 . A states GDP during 2018-2019 grew by a healthy 6.3%. During...
1
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Last post by brianlange77
Sat Feb 02, 2013 6:48 pm
Machine A and Machine B - Problem Solving
by Fdelpesce »
Could someone explain how to do this problem below? When I originally...
6
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Last post by Tommy Wallach
Sat Feb 02, 2013 6:22 pm
A man travels from one city to another city that is 'd' mile
by vinni.k »
A man travels from one city to another city that is 'd' miles apart,...
4
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Last post by Tommy Wallach
Sat Feb 02, 2013 1:41 pm
Remainders
by topspin360 »
Can someone please thoroughly explain the logic behind this problem....
4
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Last post by GMATGuruNY
Sat Feb 02, 2013 12:09 pm
:(
by sana.noor »
7 teams compete in a track competition. If there are 20 events in the...
3
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Last post by sana.noor
Sat Feb 02, 2013 10:39 am
OG 36: DS
by psm12se »
Apologies: Posted this question in wrong forum. This question should...
5
Last post by psm12se
Sat Feb 02, 2013 6:13 am
cafe problem
by hemant_rajput »
Q1 . The menu at the local cafe at X reads as under Item Price...
1
Last post by Jim@StratusPrep
Sat Feb 02, 2013 6:07 am
work problem
by hemant_rajput »
Q18 . The ABC computer company gets a large supply order for...
0
Last post by hemant_rajput
Sat Feb 02, 2013 5:33 am
Stanford experiment
by hemant_rajput »
Q19 . In learning experiment at Stanford university it was found that...
0
Last post by hemant_rajput
Sat Feb 02, 2013 5:33 am
GMAT Prep Test 2 - Problem Solving
by v_schame »
Hi, I did test prep 2 and I can't seem to get to the right answer. I...
2
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Last post by varun289
Fri Feb 01, 2013 10:56 am
Number properties problem
by dtl »
For every integer k from 1 to 10, inclusive, the kth term of a...
6
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Last post by varun289
Fri Feb 01, 2013 10:19 am
GMAT Prep Test 2 - Data Sufficiency
by v_schame »
Hi, I'm having a hard time with this question. I'm not sure if my...
3
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Last post by varun289
Fri Feb 01, 2013 9:59 am
Salary Grade
by Mani_mba »
At a certain company, each employee has a salary grade s that is at...
10
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Last post by varun289
Fri Feb 01, 2013 8:41 am
Help
by sana.noor »
If RT > ST and R>S, then which of the following must be true?...
3
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Last post by Brent@GMATPrepNow
Thu Jan 31, 2013 7:01 am
wages problem
by hemant_rajput »
Q14 . A contractor receives a certain sum every week for paying...
2
Last post by sana.noor
Thu Jan 31, 2013 6:59 am
flash lights
by hemant_rajput »
Q17 . At a bookstore, MODERN BOOK STORE is flashed using neon lights....
1
Last post by vkb001
Wed Jan 30, 2013 5:56 pm
swimming race
by hemant_rajput »
OK guys, let me make one thing clear that this is not a GMAT...
1
Last post by GMATGuruNY
Wed Jan 30, 2013 10:07 am
Probability -- Deck of Cards -- Help Needed !!!!
by hemanthkumarmn »
Bill has a small deck of 12 playing cards made up of only 2 suits of...
4
Last post by hemanthkumarmn
Wed Jan 30, 2013 5:28 am
General Question re: difference w/ sq. root in denom..
by DCS80 »
Why do we use the conjugate here? Don't understand the application....
1
Last post by GMATGuruNY
Tue Jan 29, 2013 11:35 pm
A wagon wheel with a circumference of 14Ï€ has seven straigh
by vinni.k »
A wagon wheel with a circumference of 14Ï€ has seven straight...
4
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Last post by ceilidh.erickson
Tue Jan 29, 2013 11:50 am
cistern and pipe
by hemant_rajput »
Q28 . A tank of 425 liters capacity has been filled with water...
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Last post by hemant_rajput
Tue Jan 29, 2013 8:06 am