The Avis Company is a curental company and is located three mies from the Los Angeles por visis dispatching a bus its offices to the airport every $4$ minutes. The average traveling time around $20$ minutes a$.$ How many Avis buses are traveling to and from the airport? $[$Round your answer to the nearest wholehe Avis Company is a car rental company and is located three miles from the Los Angeles airport $($LAX$).$ offices to the airport every $4$ minutes. The average traveling time $($a round trip$)$ is $20$ minutes. How many Avis buses are traveling to and from the airport? $($Round your answer to the nearest whole Number of Avis buses b$.$ The branch manager wants to improve the service and suggests dispatching buses every $10$ minute. She reduce the average traveling time $($a round trip$)$ to $5\mathrm{.}0$ minutes. Is she correct? if your answer is negative, the traveling time be$?$ average traveling time is minutes