Item$7$

$1\mathrm{.}11$

points

Time Remaining $2$ hours $12$ minutes $15$ seconds $02$:$12$:$15$

eBook Hint Item $7$

Time Remaining $2$ hours $12$ minutes $15$ seconds $02$:$12$:$15$

The Avis Company is a car rental company and is located three miles from the Los Angeles airport $($LAX$).$ Avis is dispatching a bus from its offices to the airport every $2$ minutes. The average traveling time $($a round trip$)$ is $20$ minutes.

How many Avis buses are traveling to and from the airport?

The branch manager wants to improve the service and suggests dispatching buses every $0\mathrm{.}5$ minute. She argues that this will reduce the average traveling time $($a round trip$)$ to Avis$$s offices to $2\mathrm{.}5$ minutes. Is she correct? If your answer is negative, then what will the average traveling time be$?$