Search found 4 matches
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Sun Dec 24, 2006 10:14 am- Forum: Problem Solving
- Topic: GMATPREP Q#4
- Replies: 0
- Views: 3619
GMATPREP Q#3
A circular jogging track forms the edge of a circular lake that has diameter of 2 miles. Johanna walked once around the track at the average rate of 3mph. If t represents the number of hours it took Johanna to walk completely around the lake, which of the following is a correct statement? A) 0.5<t<....
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Sun Dec 24, 2006 10:10 am- Forum: Problem Solving
- Topic: GMATPREP Q#3
- Replies: 1
- Views: 3528
GMATPREP question #2
Perimeter of a certain isosceles right triangle is 16+16 sqrt2. what is the length of the hypotenuse of the triange?
A) 8
B) 16
C) 4 sqrt 2
D) 8 sqrt 2
E) 16 sqrt 2
Thanks!!
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Sun Dec 24, 2006 10:04 am- Forum: Problem Solving
- Topic: GMATPREP question #2
- Replies: 11
- Views: 3638
GMATPREP question
Hello, I need help with this question.
Q: In the airthmetic sequence t1, t2, t3....tn...t1=23. tn=tn-1-3 for each n>1. What is the value of n when tn=-4?
a) -1 b)7 c)10 d)14 e)20
Thanks!!
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Sun Dec 24, 2006 10:01 am- Forum: Problem Solving
- Topic: GMATPREP question
- Replies: 3
- Views: 2474