Need Mathematics help with a submarine

timer Asked: Dec 10th, 2015
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Question description

A submarine ascend to sea 225 feet every 3 minutes and 1125 feet every 15 minutes. If the submarine continues to ascend at a constant rate, what is the rate of change.

A. 75 feet per minute

B. 150 feet per minute

C. 225 feet per minute

D. 450 feet per minute

Tutor Answer

Carnegie Mellon University

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