Question

A diver begins at 140 feet below sea level. She descends at a steady rate of 7 feet per minute for 4.5 minutes. Then,

she ascends 112.2 feet. What is her current depth?
O-549.3 feet
-59.3 feet
59.3 feet
549.3 feet

Answer 1

b

Explanation:

Answer 2

B

Explanation:

-140 + (-7) × 4.5 = -171.5

-171.5 + 112.2

-59.3