A submarine must descend at an average rate of at least 12 feet per minute for 5 minutes. The table shows how many feet the submarine descends
in the first 4 minutes. How many feet must the submarine descend in the fifth minute?

A submarine must descend at an average rate of at least 12 feet per minute for 5 minutes The table shows how many feet the submarine descends in the first 4 min class=