Question

A parachutist descends at 16 miles an hour. How many feet is that per hour? There are 5,280 feet in one mile.

a) 8,448 feet per hour
b) 5.280 feet per hour
c) 84,480 feet per hour
d) 330 feet per hour

Answer 1

84480ft/hr

Explanation:

Rate of the parachutist descent is given as:

16miles an hour

This rate in feet per hour = ?

Since:

1 mile = 5280ft

Now;

16miles/hr to ft/hr

16 x miles x
`(1)/(hr)` x
`(5280ft)/(1mile)` = 84480ft/hr