Search found 44 matches
- by szDave
Tue Jan 22, 2013 12:48 am- Forum: Sentence Correction
- Topic: World Entertainment Corporation
- Replies: 1
- Views: 755
- by szDave
Tue Jan 22, 2013 12:46 am- Forum: Sentence Correction
- Topic: Social work
- Replies: 2
- Views: 1065
- by szDave
Tue Jan 22, 2013 12:22 am- Forum: Sentence Correction
- Topic: Nine month
- Replies: 5
- Views: 1682
- by szDave
Tue Jan 22, 2013 12:20 am- Forum: Sentence Correction
- Topic: Defying efforts
- Replies: 8
- Views: 2875
- by szDave
Tue Jan 22, 2013 12:18 am- Forum: Sentence Correction
- Topic: Charles Lindbergh
- Replies: 4
- Views: 1119
- by szDave
Tue Jan 22, 2013 12:17 am- Forum: Sentence Correction
- Topic: The list of animals
- Replies: 5
- Views: 1080
Hello!
Such a silly mistake! When I calculated the area a 2 got in the numerator. No comment, thanks for the reply!
- by szDave
Mon Jan 21, 2013 11:08 pm- Forum: Problem Solving
- Topic: Inscribed triangle
- Replies: 4
- Views: 1386
Coordinate Plane - triangle
I calculated the rectangulars area and subtracted the area of 3 perpendicular triangle, and got 8, but this is the wrong answer.
- by szDave
Mon Jan 21, 2013 10:52 am- Forum: Problem Solving
- Topic: Coordinate Plane - triangle
- Replies: 9
- Views: 6461
- by szDave
Mon Jan 21, 2013 10:02 am- Forum: Data Sufficiency
- Topic: Countries sending representatives
- Replies: 2
- Views: 909
Equilateral triangle
Hello,
The given answer is wrong, and I don't understand why! the diameter should be between 8*3^(1/2) <d< 2*8
- by szDave
Mon Jan 21, 2013 10:01 am- Forum: Problem Solving
- Topic: Equilateral triangle
- Replies: 2
- Views: 859
Inscribed triangle
I used the Pythagorean theorem to solve this problem, but got the wrong answer!? Please help me solve it, thanks.
- by szDave
Mon Jan 21, 2013 10:00 am- Forum: Problem Solving
- Topic: Inscribed triangle
- Replies: 4
- Views: 1386
Combinatorics
Hello,
A certain company employs 6 senior officers and 4 junior officers. If a committee is to be created that is made up of 3 senior and 1 junior officer, how many different committees are possible?
a) 8
b) 24
c) 58
d) 80
e) 210
- by szDave
Mon Jan 21, 2013 7:14 am- Forum: Problem Solving
- Topic: Combinatorics
- Replies: 1
- Views: 1017
Formulas
Hello,
For which of the following functions is f(a+b) = f(a) + f(b) for all positive numbers a and b?
a) f(x)= x^2
b) f(x)= x+1
c) f(x)= x^(1/2)
d) f(x)= 2/x
e) f(x)= -3x
I know that a) is not good, but which is?
- by szDave
Mon Jan 21, 2013 4:19 am- Forum: Problem Solving
- Topic: Formulas
- Replies: 2
- Views: 1031
Linear Sequence Problem
Hello, When a certain tree was first planted, it was 4 feet tall, and the height of the tree increased by a constant amount each year for the next 6 years. At the end of the 6th year, the tree was 1/5 taller than it was at the end of the 4th year. By how many feet did the height of the tree increase...
- by szDave
Mon Jan 21, 2013 4:01 am- Forum: Problem Solving
- Topic: Linear Sequence Problem
- Replies: 3
- Views: 2671