24.) A helicopter is coasting at an elevation of 1,480 feet above the earth's surface. If the
helecopter descends 18 feet per minute, how many minutes will it take the helecopter to reach an
elevation of 472 feet? Write and solve an equation.
a. 68 minutes
b. 56 minutes
c. 108.4 minutes
d. 18,144 minutes