Question

She begins 197 feet below sea level.

After traveling down for 2 seconds, she's 317 feet below sea level.

Find the rate of change in the submarine's elevation in feet per second. If necessary, round your answer to the nearest tenth.

Answer 1

Explanation:

from - 197 to - 317 is a difference of -120 feet in two seconds

-120 ft / 2 sec = -60 ft / sec