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Factoring as a potential method?
by Baldini » Tue Mar 17, 2009 1:23 am
Hi, came across this question: If a^3 + a^2 - a - 1 = 0, then a = a....
3
Last post by Stuart@KaplanGMAT
Tue Mar 17, 2009 2:36 pm
Tue Mar 17, 2009 2:36 pm
Number of small boxes in a large box: Easy way of solving
by crackgmat007 » Mon Mar 16, 2009 6:33 pm
Is there an easy way to solve this problem? Please state the steps....
4
Last post by Stuart@KaplanGMAT
Tue Mar 17, 2009 12:00 pm
Tue Mar 17, 2009 12:00 pm
prime factors
by naaga » Tue Mar 03, 2009 12:06 am
What is the number of prime factors contained in the product 30^7 *...
3
Last post by Ian Stewart
Tue Mar 17, 2009 10:27 am
Tue Mar 17, 2009 10:27 am
Sam allowed John
by sanju09 » Tue Mar 17, 2009 3:09 am
In a 100m race, Sam beats John by 4 seconds. On the contrary, if Sam...
1
Last post by lav
Tue Mar 17, 2009 5:05 am
Tue Mar 17, 2009 5:05 am
one or more "7"
by sanju09 » Tue Mar 17, 2009 3:07 am
What is the probability that a 3-digit positive integer picked at...
1
Last post by scoobydooby
Tue Mar 17, 2009 4:25 am
Tue Mar 17, 2009 4:25 am
spent equal dollars
by sanju09 » Tue Mar 17, 2009 3:16 am
The cost of 1 unit of electricity during a 4 year period is given...
2
Last post by lav
Tue Mar 17, 2009 4:05 am
Tue Mar 17, 2009 4:05 am
either "2" or "24"
by sanju09 » Tue Mar 17, 2009 3:03 am
If the terms of a series are either 2 or 24 and the sum of all the...
4
Last post by lav
Tue Mar 17, 2009 3:59 am
Tue Mar 17, 2009 3:59 am
Parallelogram
by jfranco23 » Mon Mar 16, 2009 4:37 pm
Each side of a certain parallelogram has lenght 6. If the area of the...
2
Last post by crackthetest
Mon Mar 16, 2009 6:45 pm
Mon Mar 16, 2009 6:45 pm
Factorial question
by jfranco23 » Mon Mar 16, 2009 4:35 pm
What is the maximum integer value for which 12!/(2^M) is an integer?...
3
Last post by m&m
Mon Mar 16, 2009 5:10 pm
Mon Mar 16, 2009 5:10 pm
Ratios & Proportions
by carllecat » Wed Mar 11, 2009 5:22 am
Ok guys, I need your help to help me with the solution provided in a...
8
Last post by m&m
Mon Mar 16, 2009 4:44 pm
Mon Mar 16, 2009 4:44 pm
How many consecutive 0's are there
by goelmohit2002 » Sun Mar 15, 2009 3:06 am
Hi All, Can somebody please tell how to solve this question? How many...
29
Last post by cramya
Mon Mar 16, 2009 4:02 pm
Mon Mar 16, 2009 4:02 pm
Can someone explain this answer
by mad.grad » Sun Mar 15, 2009 5:53 pm
If n is a positive integer and n^2 is divisible by 72, then the...
4
Last post by vamshi294
Mon Mar 16, 2009 10:00 am
Mon Mar 16, 2009 10:00 am
mgmat cat 4b minimum number
by vkb16 » Thu Mar 12, 2009 5:09 am
Susie can buy apples from two stores: a supermarket that sells apples...
5
Last post by vamshi294
Mon Mar 16, 2009 9:41 am
Mon Mar 16, 2009 9:41 am
high temperature
by sanju09 » Mon Mar 16, 2009 3:01 am
The average (arithmetic mean) high temperature of five days, Monday...
1
Last post by Morgoth
Mon Mar 16, 2009 8:04 am
Mon Mar 16, 2009 8:04 am
trouble with exponents
by feeet » Mon Mar 16, 2009 4:52 am
How can I solve this question? What is n? 5^21 * 4^11 = 2 * 10^n I...
1
Last post by Morgoth
Mon Mar 16, 2009 4:56 am
Mon Mar 16, 2009 4:56 am
Average Rate problem GMAT PREP
by batman73 » Sun Mar 15, 2009 10:26 pm
Hi, Here is the problem A car travels 25 miles/gal in the city and...
1
Last post by DanaJ
Sun Mar 15, 2009 10:33 pm
Sun Mar 15, 2009 10:33 pm
Only Jim and not Jill
by sanju09 » Sat Feb 21, 2009 5:22 am
3 people are to be selected out of 8 people. Out of the three, Only...
18
Last post by Reader
Sun Mar 15, 2009 10:34 am
Sun Mar 15, 2009 10:34 am
MGMAT MISTAKE IN TEST PROBLEM ???
by PAB2706 » Sun Mar 15, 2009 12:01 am
A clock store sold a certain clock to a collector for 20 percent more...
5
Last post by gmat740
Sun Mar 15, 2009 5:44 am
Sun Mar 15, 2009 5:44 am
Data Interpretation
by gmat740 » Sat Mar 14, 2009 11:51 pm
Amount charged ==> Percentage Bonus $ o.o1 to $1000 ==> 0.5...
3
Last post by DanaJ
Sun Mar 15, 2009 5:02 am
Sun Mar 15, 2009 5:02 am
Hard-- Area of Triangle
by ieeyorei » Wed Mar 11, 2009 7:18 pm
What is the greatest possible area of a triangular region with 1...
5
Last post by gmat740
Sun Mar 15, 2009 3:28 am
Sun Mar 15, 2009 3:28 am
exponent problem- correct rule for exp?
by kapitalist » Sat Mar 14, 2009 3:44 pm
For all real numbers V, the operation V* is defined by the equation...
6
Last post by gmat740
Sun Mar 15, 2009 3:23 am
Sun Mar 15, 2009 3:23 am
Test question
by Baldini » Fri Mar 06, 2009 3:43 am
Can someone please explain why the OA is 1 ? Many Thanks
7
Last post by Ian Stewart
Sun Mar 15, 2009 3:02 am
Sun Mar 15, 2009 3:02 am
GMAT Prep - Exponents
by Bhattu » Sat Mar 14, 2009 1:00 pm
(1/4)ˆm (1/5)ˆ18 = 1/2(10)ˆ35 , then what is m? a) 17 b) 18 c) 35...
3
Last post by Vemuri
Sun Mar 15, 2009 12:01 am
Sun Mar 15, 2009 12:01 am
GMAT Prep - triangle and aveage problem
by lorivogue » Sat Mar 14, 2009 9:38 am
Some assistance on two GMATPrep problems would be appreciated! 1) Two...
4
Last post by DanaJ
Sat Mar 14, 2009 11:11 pm
Sat Mar 14, 2009 11:11 pm
algebra issue
by sudi760mba » Sat Mar 14, 2009 3:41 pm
Together, Andrea and Brian weigh p pounds. Brian weighs 10 pounds...
2
Last post by cramya
Sat Mar 14, 2009 5:40 pm
Sat Mar 14, 2009 5:40 pm
Problem Solving questions I dont get? combinations maybe?
by kapitalist » Sat Mar 14, 2009 2:35 pm
Team/Number of games won A/4 B/7 C/9 D/2 E/2 X/? (it was a table but...
2
Last post by kapitalist
Sat Mar 14, 2009 3:35 pm
Sat Mar 14, 2009 3:35 pm
Standard deviation
by lolo » Sat Mar 14, 2009 11:18 am
In a certain corporation, the average salary of all employees is...
5
Last post by DanaJ
Sat Mar 14, 2009 2:14 pm
Sat Mar 14, 2009 2:14 pm
sequence
by anishprabhu » Sat Mar 14, 2009 10:00 am
The infinite sequence a1, a2,…, an,… is such that a1 = 2, a2 =...
6
Last post by maihuna
Sat Mar 14, 2009 11:46 am
Sat Mar 14, 2009 11:46 am
Why is square root of (x-1)^2 not...
by anniev2 » Sat Mar 14, 2009 9:17 am
OG 11 # 171 If (x-1)^2 = 400, which of the following could be the...
2
Last post by logitech
Sat Mar 14, 2009 9:28 am
Sat Mar 14, 2009 9:28 am
Trucks question
by jfranco23 » Fri Mar 13, 2009 5:18 am
A total of n trucks and cars are parked in a lot. If the number of...
7
Last post by Vemuri
Sat Mar 14, 2009 8:37 am
Sat Mar 14, 2009 8:37 am
distance problem
by sudi760mba » Fri Mar 13, 2009 7:48 pm
For the past x laps around the track, Steven's average time per lap...
9
Last post by logitech
Sat Mar 14, 2009 8:32 am
Sat Mar 14, 2009 8:32 am
Beta Corporation problem
by jfranco23 » Fri Mar 13, 2009 4:48 pm
To be eligible for retirement benefits at the Beta Corp. the sum of...
6
Last post by Vemuri
Sat Mar 14, 2009 5:02 am
Sat Mar 14, 2009 5:02 am
Probability question
by jfranco23 » Fri Mar 13, 2009 4:57 pm
There are 8 books on a shelf, of which 2 are paperbacks and 6 are...
2
Last post by sureshbala
Fri Mar 13, 2009 8:39 pm
Fri Mar 13, 2009 8:39 pm
Probability Combinatorics or Just Probability?
by clubtwofour » Tue Mar 10, 2009 1:01 am
I am having trouble differentiating between a straight probability...
5
Last post by clubtwofour
Fri Mar 13, 2009 5:20 pm
Fri Mar 13, 2009 5:20 pm
Rate problem
by anniev2 » Fri Mar 13, 2009 10:32 am
From OG Math Review Section: If Machine X can produce 1,000 bolts in...
2
Last post by anniev2
Fri Mar 13, 2009 10:52 am
Fri Mar 13, 2009 10:52 am
Series
by anishprabhu » Thu Mar 12, 2009 3:46 pm
If the terms of a series are either 2 or 24 and the sum of all the...
10
Last post by sureshbala
Fri Mar 13, 2009 10:13 am
Fri Mar 13, 2009 10:13 am
D=R*T problem (intermediate)
by lilu » Wed Mar 11, 2009 8:55 pm
John and Jacob set out together on bicycle traveling at 15 and 12...
5
Last post by sureshbala
Fri Mar 13, 2009 9:25 am
Fri Mar 13, 2009 9:25 am
Geometry, Circumscribe
by anishprabhu » Thu Mar 12, 2009 3:48 pm
What is the radius of the circle that circumscribes the triangle,...
4
Last post by Ian Stewart
Fri Mar 13, 2009 9:00 am
Fri Mar 13, 2009 9:00 am
Absolute value question
by jfranco23 » Fri Mar 13, 2009 5:15 am
2x + y = 12 /y/<=12 For how many ordered pairs (x,y) that 2...
4
Last post by sureshbala
Fri Mar 13, 2009 7:59 am
Fri Mar 13, 2009 7:59 am
Can RATIO be negative?
by Ramp » Wed Mar 11, 2009 11:56 pm
Consider two points on xy plane A(2,-1) and B(2,1) . Can I say the...
4
Last post by Ramp
Thu Mar 12, 2009 9:38 pm
Thu Mar 12, 2009 9:38 pm
Repeating decimal
by lolo » Thu Mar 12, 2009 2:57 pm
In the repeating decimal 0.097531097531..., what is the 44th digit to...
3
Last post by franciskyle
Thu Mar 12, 2009 8:47 pm
Thu Mar 12, 2009 8:47 pm
Arithmetic
by lolo » Thu Mar 12, 2009 2:44 pm
For how many positive integers x is 130/x an integer ? 8 7 6 5 3...
6
Last post by cramya
Thu Mar 12, 2009 8:00 pm
Thu Mar 12, 2009 8:00 pm
integers
by anishprabhu » Thu Mar 12, 2009 3:52 pm
How many positive integers between 200 and 300 (both inclusive) are...
3
Last post by cramya
Thu Mar 12, 2009 5:21 pm
Thu Mar 12, 2009 5:21 pm
