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Two difficult questions: Any genius can help
by guchi6601 » Sun Feb 08, 2009 7:41 pm
q1: On a certain road, 10 percent of the motorists exceed the posted...
1
Last post by gaggleofgirls
Sun Feb 08, 2009 9:15 pm
Sun Feb 08, 2009 9:15 pm
Greatest prime factor
by bstalling » Sun Feb 08, 2009 6:34 pm
What is the greatest prime factor of 4^17 - 2^28 a)2 B) 3 C) 5 D) 7...
1
Last post by gaggleofgirls
Sun Feb 08, 2009 8:17 pm
Sun Feb 08, 2009 8:17 pm
numbers between 1-100
by mariah » Mon Feb 02, 2009 7:04 am
114. How many numbers between 1 and 100 are not divisible by 2 and 3?...
9
Last post by Alara533
Sun Feb 08, 2009 3:55 pm
Sun Feb 08, 2009 3:55 pm
Telling permutation problems from combinations problems
by cjb » Sat Feb 07, 2009 8:05 am
In the document downloadable from here: this question appears: 20. In...
4
Last post by Ian Stewart
Sun Feb 08, 2009 1:15 pm
Sun Feb 08, 2009 1:15 pm
Statistical probability, help!
by ellexay » Sat Feb 07, 2009 12:42 pm
Patrons at a certain restaurant can select two of three...
3
Last post by Alara533
Sun Feb 08, 2009 12:29 pm
Sun Feb 08, 2009 12:29 pm
arrangement. HELP
by mariah » Sun Feb 01, 2009 2:02 pm
How many ways are possible to arrange A, O, L, L, and P with two L...
16
Last post by sureshbala
Sun Feb 08, 2009 11:40 am
Sun Feb 08, 2009 11:40 am
absolute value
by mariah » Sat Feb 07, 2009 8:20 pm
If x is nonzero, |x^2|/x=? I. x II. |x| III. x^2/x oa 1&3 why not...
3
Last post by lunarpower
Sun Feb 08, 2009 9:37 am
Sun Feb 08, 2009 9:37 am
Perfect square
by cartera » Sat Feb 07, 2009 11:29 pm
n is a positive integer and also a perfect square, is the factors of...
4
Last post by sureshbala
Sun Feb 08, 2009 9:32 am
Sun Feb 08, 2009 9:32 am
slope (trickyy)
by mariah » Sat Feb 07, 2009 3:43 pm
A line’s slope is between 5-10, and point (2,3) is on the line....
2
Last post by sureshbala
Sun Feb 08, 2009 1:45 am
Sun Feb 08, 2009 1:45 am
s(n) pls helppp
by mariah » Mon Feb 02, 2009 3:34 pm
S(n) is denoted that the number of the factors n has, for example...
4
Last post by mariah
Sat Feb 07, 2009 3:29 pm
Sat Feb 07, 2009 3:29 pm
terminating decimal
by mariah » Sun Feb 01, 2009 5:24 pm
106. Which of the following is terminating decimal? I.1/12 II.1/10^2...
14
Last post by mariah
Sat Feb 07, 2009 3:26 pm
Sat Feb 07, 2009 3:26 pm
(x) denotes least integer
by mariah » Tue Feb 03, 2009 7:31 pm
232. is denoted to be the least integer greater than or equal to x....
3
Last post by mariah
Sat Feb 07, 2009 3:22 pm
Sat Feb 07, 2009 3:22 pm
geese rates!
by mariah » Fri Feb 06, 2009 11:20 am
Of a group of geese in a certain research, 30% is male, and 20% of...
2
Last post by mariah
Sat Feb 07, 2009 3:20 pm
Sat Feb 07, 2009 3:20 pm
hard calculation....
by willbeatthegmat » Wed Feb 04, 2009 5:57 am
Q-List the following in increasing order from left to right: 2^1/3,...
7
Last post by jail
Sat Feb 07, 2009 9:43 am
Sat Feb 07, 2009 9:43 am
Gmat Prep Please Help: Equal amount of water
by dubeystuts » Sat Jan 17, 2009 10:53 am
Equal amounts of water were poured into two empty jars of different...
4
Last post by dubeystuts
Sat Feb 07, 2009 9:19 am
Sat Feb 07, 2009 9:19 am
percentages
by nehakhas1 » Sat Feb 07, 2009 6:47 am
A toy store’s gross profit on a computer game was 10 percent of the...
3
Last post by sureshbala
Sat Feb 07, 2009 8:17 am
Sat Feb 07, 2009 8:17 am
TV problem
by yalanand » Sun Feb 01, 2009 12:14 am
For every x TVs the factory makes, it costs 100x + 100sqrt(x) + 9000...
5
Last post by Vemuri
Fri Feb 06, 2009 11:21 pm
Fri Feb 06, 2009 11:21 pm
Exponents (with Fractions)
by relaxin99 » Fri Feb 06, 2009 9:18 pm
(1/5)^m (1/4)^18 = 1/2(10)^35 what is the value of m? A)17 B)18 C)34...
2
Last post by Stuart@KaplanGMAT
Fri Feb 06, 2009 10:17 pm
Fri Feb 06, 2009 10:17 pm
combination (tough)
by mariah » Fri Feb 06, 2009 5:14 pm
A professor will assign seven projects to three students. If two...
2
Last post by gaggleofgirls
Fri Feb 06, 2009 7:59 pm
Fri Feb 06, 2009 7:59 pm
combination or permutation?
by billzhao » Fri Feb 06, 2009 6:20 am
A group of 8 friends want to play double tennis. How many different...
3
Last post by billzhao
Fri Feb 06, 2009 4:55 pm
Fri Feb 06, 2009 4:55 pm
Combinations
by ellexay » Fri Feb 06, 2009 8:41 am
Example: Assume you have 20 M&M's® color distributed as above....
2
Last post by Stuart@KaplanGMAT
Fri Feb 06, 2009 4:54 pm
Fri Feb 06, 2009 4:54 pm
An interesting probability problem
by billzhao » Thu Feb 05, 2009 11:57 pm
Find the number of ways in which 4 boys and 4 girls can be seated...
4
Last post by Uri
Fri Feb 06, 2009 3:23 pm
Fri Feb 06, 2009 3:23 pm
isosceles triangle
by relaxin99 » Thu Feb 05, 2009 7:51 pm
The perimeter of an isosceles triangle is 16 + 16squareroot2. What is...
5
Last post by gaggleofgirls
Fri Feb 06, 2009 2:31 pm
Fri Feb 06, 2009 2:31 pm
7
Last post by coffee5251
Fri Feb 06, 2009 1:23 pm
Fri Feb 06, 2009 1:23 pm
Mixture problem, whats the best approach?? GMAT Prep
by blitz28 » Tue Feb 03, 2009 8:06 pm
Three Grades of milk are 1%, 2% and 3% fat by volume. If x gallons of...
6
Last post by Stuart@KaplanGMAT
Fri Feb 06, 2009 11:03 am
Fri Feb 06, 2009 11:03 am
Probability: OG-11 Ed
by Uri » Fri Feb 06, 2009 5:26 am
For events A, B and C P(A) = 0.23 P(B) = 0.40 P(C) = 0.85 Events A...
1
Last post by Ian Stewart
Fri Feb 06, 2009 10:20 am
Fri Feb 06, 2009 10:20 am
sequence prob
by raunekk » Thu Feb 05, 2009 11:09 pm
Can anyone help me to bring this sequence in the variable form......
2
Last post by raunekk
Fri Feb 06, 2009 9:38 am
Fri Feb 06, 2009 9:38 am
Reshma Salma and Mandip on a circle
by maihuna » Sat Jan 31, 2009 10:25 am
Three girls Reshma Salma and Mandip are playing a game by standing on...
9
Last post by maihuna
Fri Feb 06, 2009 9:12 am
Fri Feb 06, 2009 9:12 am
sequence (taught)
by mariah » Mon Feb 02, 2009 6:54 pm
169.If An=200+0.2*A(n-1), and A1=200, A50 will fall in which of the...
6
Last post by Uri
Fri Feb 06, 2009 7:33 am
Fri Feb 06, 2009 7:33 am
the pies problem
by billzhao » Wed Feb 04, 2009 6:59 am
In a consumer survey, 85% of those surveyed liked at least one of...
5
Last post by billzhao
Fri Feb 06, 2009 3:22 am
Fri Feb 06, 2009 3:22 am
a probability problem, who can help? Thanks!
by billzhao » Wed Feb 04, 2009 7:48 pm
If the probability of rain on any given day in city x is 50%, what is...
4
Last post by billzhao
Thu Feb 05, 2009 11:28 pm
Thu Feb 05, 2009 11:28 pm
Gertrude and her grandmother's clocks
by refreshment » Thu Feb 05, 2009 12:15 pm
Gertrude and her grandmother have 2 clocks with 12 digits. the 1st...
3
Last post by Alara533
Thu Feb 05, 2009 7:27 pm
Thu Feb 05, 2009 7:27 pm
OG Quant #132
by 480ocean » Wed Feb 04, 2009 7:22 pm
A company that ships boxes to a total of 12 distribution centers uses...
4
Last post by 480ocean
Thu Feb 05, 2009 5:07 pm
Thu Feb 05, 2009 5:07 pm
Need help with the questions I got wrong
by rajshake » Thu Feb 05, 2009 11:53 am
I got these questions wrong, and can't figure out how to solve. Can...
1
Last post by gabriel
Thu Feb 05, 2009 3:29 pm
Thu Feb 05, 2009 3:29 pm
Furniture Purchased (Real Gmat Problem)
by relaxin99 » Wed Feb 04, 2009 8:14 pm
A furniture dealer purchased a desk for $150 and then set the selling...
4
Last post by carllecat
Thu Feb 05, 2009 10:18 am
Thu Feb 05, 2009 10:18 am
work/rate problem..
by willbeatthegmat » Thu Feb 05, 2009 7:30 am
Q- Machine A & Machine B can produce 1 widget in 3hrs working...
1
Last post by shulapa
Thu Feb 05, 2009 8:09 am
Thu Feb 05, 2009 8:09 am
Is there a faster way to do this problem(p.155 qu.22 OG11th)
by jsoana » Wed Feb 04, 2009 9:37 am
22. If each of the following fractions were written as a repeating...
3
Last post by raunekk
Thu Feb 05, 2009 2:38 am
Thu Feb 05, 2009 2:38 am
