Question

A tree casts a shadow that is 20 feet long. Frank is 6 feet tall,

and while standing next to the tree he casts a shadow that is 4 feet long.

a. How tall is the tree?
b. How much taller is the tree than Frank?
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Answer 1

a. The tree is 30 feet tall.

b. The tree is 24 feet taller than Frank.

Explanation:

Since the shadow of the tree is 20 feet and the shadow of Frank is 4 feet, 20+4 is 24. 24+6 is 30, so the tree is 30 feet tall and the tree is 24 feet taller than Frank.