Search found 115 matches
This is exactly what i was thinking Ian.The ques seems wrong to me as well.Surprisingly It is Manhattan GMAT Test !
- by ricky
Wed Aug 06, 2008 9:54 pm- Forum: Problem Solving
- Topic: line
- Replies: 15
- Views: 3715
I understand everything but why cant be there 20 possible selections of chairs.
First chair can be selected in 5 ways.Second in 4 ways.So why its not 5*4=20 ?
- by ricky
Wed Aug 06, 2008 10:08 am- Forum: Problem Solving
- Topic: Chairs
- Replies: 11
- Views: 3096
Why cant the number of chairs selection be 20? P(5,2).
First chair can be selected in 5 ways and second can be selected in 4 ways.Therefore Total = 5*4=20!...
- by ricky
Wed Aug 06, 2008 8:00 am- Forum: Problem Solving
- Topic: Chairs
- Replies: 11
- Views: 3096
- by ricky
Wed Aug 06, 2008 6:46 am- Forum: Problem Solving
- Topic: Chairs
- Replies: 11
- Views: 3096
IMO its 1/2....
Length of a cube is x..then lenth of block= 2x
Surface area of cube /surface area of block=(6x^2)/(6*x*2x)
- by ricky
Tue Aug 05, 2008 3:57 pm- Forum: Problem Solving
- Topic: surface area
- Replies: 24
- Views: 14835
line
In the xy-coordinate system, what is the slope of the line that goes through the origin and is equidistant from the two points P = (1, 11) and Q = (7, 7)?
2
2.25
2.50
2.75
3
- by ricky
Tue Aug 05, 2008 3:52 pm- Forum: Problem Solving
- Topic: line
- Replies: 15
- Views: 3715
- by ricky
Tue Aug 05, 2008 3:26 pm- Forum: Problem Solving
- Topic: family
- Replies: 2
- Views: 1346
family
A family consisting of one mother, one father, two daughters and a son is taking a road trip in a sedan. The sedan has two front seats and three back seats. If one of the parents must drive and the two daughters refuse to sit next to each other, how many possible seating arrangements are there? 28 3...
- by ricky
Tue Aug 05, 2008 1:34 pm- Forum: Problem Solving
- Topic: family
- Replies: 2
- Views: 1346
women
A small company employs 3 men and 5 women. If a team of 4 employees is to be randomly selected to organize the company retreat, what is the probability that the team will have exactly 2 women?
1/14
1/7
2/7
3/7
1/2
- by ricky
Tue Aug 05, 2008 12:02 pm- Forum: Problem Solving
- Topic: women
- Replies: 2
- Views: 1358
- by ricky
Tue Aug 05, 2008 6:54 am- Forum: Problem Solving
- Topic: Chips
- Replies: 4
- Views: 1583
- by ricky
Tue Aug 05, 2008 6:47 am- Forum: Problem Solving
- Topic: Chips
- Replies: 4
- Views: 1583
Chips
In a certain game, a large bag is filled with blue, green, purple and red chips worth 1, 5, x and 11 points each, respectively. The purple chips are worth more than the green chips, but less than the red chips. A certain number of chips are then selected from the bag. If the product of the point val...
- by ricky
Tue Aug 05, 2008 6:17 am- Forum: Problem Solving
- Topic: Chips
- Replies: 4
- Views: 1583
- by ricky
Tue Aug 05, 2008 5:37 am- Forum: Problem Solving
- Topic: factors
- Replies: 6
- Views: 2340
- by ricky
Tue Aug 05, 2008 5:32 am- Forum: Problem Solving
- Topic: Age
- Replies: 3
- Views: 3867
Age
Jane and Bob are currently x and 13 years old, respectively, where x is an integer. If Jane is older than Bob, what is the minimum value of x such that the sum of Jane's and Bob's ages has a units digit that is greater than the units digit of Bob's age?
11
14
17
18
21
- by ricky
Tue Aug 05, 2008 5:24 am- Forum: Problem Solving
- Topic: Age
- Replies: 3
- Views: 3867