$[15$ pts$]$ A fire truck $10$ meters long needs to fit into a garage $8$ meters long $($at least

temporarily$).$ How fast must the first truck be going to fit entirely inside the garage, at

least temporarily? $[5]$

How long does it take for the truck to get inside the garage, from

$($a$)$ the garage's point of view? $[5]$

$($b$)$ The fire truck's point of view? $[5]$