Question

Helena is snorkeling at a position

26.75 meters below sea level. She
descends 0.25 meters each minute
for 18 minutes. What is Helena's
position compared to sea level after
18 minutes?

Answer 1

Helena is 31.25 meters below the sea level.

Explanation:

0.25 x 18 = 4.5

26.75 + 4.5 = 31.25