Question

A scientist was in a submarine below sea level studying oceam life. Over the next ten minutes, she ascended 61.9 feet. How many feet had she been below sea level, if she was 21.6 feet below sea level after she ascended?

Answer 1

Answer: she was 83.5 feet below sea level, before ascending 61.9 feet to 21.6 feet below sea level.

Explanation:

Answer 2

You can add the distance she travelled upwards to her new distance to get her old distance.

Essentially, 21.6 + 61.9 = 83.5.

This means she was 83.5 feet below sea level, before ascending 61.9 feet to 21.6 feet below sea level.