#### Answer

Requires Calculus
$\approx300 feet$

#### Work Step by Step

The velocity is not constant, so calculus is needed.
You can estimate by using 20 as the velocity
20 $\times$ 15 = 300 feet

Published by
Brooks Cole

ISBN 10:
1-28505-709-0

ISBN 13:
978-1-28505-709-5

Requires Calculus
$\approx300 feet$

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