What is this answer?

Question

Marcia, an experienced bungee jumper, leaps from a tall bridge and falls toward the river below. The bridge is 160 feet above the water and Marcia's bungee cord is 85 feet long unstretched. When will Marcia's cord begin to stretch? Round your answer to two decimal places.

Answer 1

it begins to stretch at 160-85 = 75 feet above water level

= 75.00 feet