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
- 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
- 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