Search found 511 matches


u r right brent, actually u posted this question in 2009 as an extension of another question. here is the link
http://www.beatthegmat.com/probability- ... cityevent=

by sana.noor

Tue Oct 29, 2013 5:52 am
Forum: Problem Solving
Topic: help
Replies: 4
Views: 1251

help

If the students are A, B, C, D, E, F, G, H, and I, what is the probability that students A, B and C will be on the same team? (A) 1/3 (B) 1/9 (C) 1/16 (D) 1/27 (E) 1/28 dont have OA, but i believe answer should be E am i right? _ _ _| _ _ _ |A _ _ we have 8 options for B and we want B to be with A. ...

by sana.noor

Tue Oct 29, 2013 5:27 am
Forum: Problem Solving
Topic: help
Replies: 4
Views: 1251

what is the right answer? Anurag says its C and Brent says its E. i am confused. however, i also end up with E but two experts with different answers.

by sana.noor

Mon Oct 28, 2013 10:38 am
Forum: Problem Solving
Topic: As part of a game, four people each must secretly
Replies: 15
Views: 3397

help

How many patterns can be created from 9 fruits taking 3 at a time (all fruits are identical):
4 are Bananas
2 are Cherries
3 are Pineapples

a) 27
b) 26
c) 24
d) 25
e) 12

is the answer 26 right?

by sana.noor

Sun Oct 27, 2013 11:47 pm
Forum: Problem Solving
Topic: help
Replies: 3
Views: 1580

we can select 2 balls from 6 balls as 6C2 = 15 ways
now withdraw E, and rest we are left with 5 balls. drawing one ball from rest of the five balls 5C1 = 5 ways. now E is already selected. 5/15 = 1/3 ways we can combine one ball out of 5 different balls with E.
Isnt it too easy?

by sana.noor

Sun Oct 27, 2013 11:39 pm
Forum: Problem Solving
Topic: Probability Approaches
Replies: 4
Views: 1536

superb! thankyou

by sana.noor

Sat Oct 26, 2013 7:50 pm
Forum: Problem Solving
Topic: help me
Replies: 4
Views: 1532

my question was if we take two cubes and we have 6 paints than how many distinct ways we can paint those two cubes (the two cubes should be distinct).

by sana.noor

Fri Oct 25, 2013 7:52 pm
Forum: Problem Solving
Topic: help me
Replies: 4
Views: 1532

mean, mode and median

The mode of a set of integers is x. What is the difference between the median of this set of integers and x?
1. The difference between any two integers in the set is less than 3
2. The average of the set of integers is x

OA is C

by sana.noor

Fri Oct 25, 2013 10:04 am
Forum: Data Sufficiency
Topic: mean, mode and median
Replies: 1
Views: 853

mean, mode and median

The mode of a set of integers is x. What is the difference between the median of this set of integers and x?
1. The difference between any two integers in the set is less than 3
2. The average of the set of integers is x

OA is C

by sana.noor

Fri Oct 25, 2013 9:43 am
Forum: Data Sufficiency
Topic: mean, mode and median
Replies: 2
Views: 866

help me

You have a six-sided cube and six cans of paint, each a different color. You may not mix colors of paint. How many distinct ways can you paint the cube using a different color for each side? (If you can reorient a cube to look like another cube, then the two cubes are not distinct.) (A) 24 (B) 30 (C...

by sana.noor

Fri Oct 25, 2013 9:41 am
Forum: Problem Solving
Topic: help me
Replies: 4
Views: 1532

help

At 7:57 am, Flight 501 is at an altitude of 6 miles above the ground and is on a direct approach (i.e., flying in a direct line to the runway) towards Manhattan Airport, which is located exactly 8 miles due north of the planes current position. Flight 501 is scheduled to land at Manhattan Airport at...

by sana.noor

Fri Oct 25, 2013 9:30 am
Forum: Problem Solving
Topic: help
Replies: 1
Views: 1316

Brent i have learned all this from you! so thanks to you...:)

by sana.noor

Fri Oct 25, 2013 7:02 am
Forum: Problem Solving
Topic: permutations n probabilty!MGMAT!
Replies: 5
Views: 1428

help

2,500 individuals of voting age were polled and asked where they stood on the political spectrum. 78% of these individuals described themselves as "moderate" in their political views; however, in the national elections that most closely preceded and followed the poll, over half of the indi...

by sana.noor

Fri Oct 25, 2013 5:32 am
Forum: Critical Reasoning
Topic: help
Replies: 2
Views: 1298

i have done quite in different way. in total we have 9 flowers and we have to choose 2 9C2 = in 36 ways we can choose 2 flowers. now question ask for 2 different flowers but what if we get 2 same flowers case 1= getting 2 same azaleas = 2C2 = 1 way case 2= getting 2 buttercups = 3C2 = 3 ways case 3 ...

by sana.noor

Thu Oct 24, 2013 10:25 pm
Forum: Problem Solving
Topic: permutations n probabilty!MGMAT!
Replies: 5
Views: 1428

help

Graduate schools have begun to check whether applicants for admission are in default on government-guaranteed student loans. Any application submitted by an applicant who fails this test is not processed. Though all applications are tested, it is thought that the 3 percent of the applications that f...

by sana.noor

Wed Oct 23, 2013 9:04 am
Forum: Critical Reasoning
Topic: help
Replies: 1
Views: 1091