Answer: 54 miles per hour
Explanation:
Max travles to see his brother 's family by car and he drives 216 miles in 4 hours. To calculate his rate in miles per hour, we divide the amount of distance he travelled by the number of hours used. This will be:
Distance= 216 miles
Time taken= 4 hours
Speed = Distance travelled/Time taken
= 216/4
= 54 miles per hour