2008 AMC 10B Problems/Problem 6

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Problem

Points B and C lie on AD. The length of AB is 4 times the length of BD, and the length of AC is 9 times the length of CD. The length of BC is what fraction of the length of AD?

A) 1/36 B) 1/13 C) 1/10 D) 5/36 E) 1/5

Solution

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See also

2008 AMC 10B (ProblemsAnswer KeyResources)
Preceded by
Problem 5
Followed by
Problem 7
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All AMC 10 Problems and Solutions
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