Question

The distance an object falls when dropped from a tower varies directly as the square of the time it falls. If the object falls 144 feet in 3 seconds, how far will it fall in 17 seconds?

Answer 1

Direct variation:

y - the distance, x - the time

The object falls 144 feet in 3 seconds.


The object falls y feet in 17 seconds.


In 17 seconds the object will fall 4624 feet.