Question

An automobile travels the 150-mile distance between two towns in 2 1/2 hours. An airplane travels 4 times as fast as the auto. What is the speed of the airplane in miles per hour?

Answer 1

so the speed for the automobile = distance travelled/time taken.
You get the speed for the automobile. now 4 times that will be the speed of your plane.

helps?

Answer 2

yes..thank you

Answer 3

no worries :)

Answer 4

\[4\frac{150}{\frac{5}{2}}=240 \text{mph} \]

Answer 5

thank you