Luis rides his bicycle 3/4 mile in 5 minutes, or 1/12 hour, along the bike trail. Assuming he rides at a constant rate, what is his speed, in miles per hour?

Answer:
Miles per hour = 9 miles in 1 hour
Step-by-step explanation:
Given data:
Total miles rode buy Luis = 3/4 miles
Time Luis for riding = 5 minutes or 1/12 hours
Miles per hour = ?
Solution:
If he ride at a constant speed than:
Miles per hour = Total miles rode buy Luis/Time
By putting values in above equation:
Miles per hour = 3/4 ÷ 1/12
= 9 miles per hour
Explanation:
As we have to get the rate in per hours so we take the time 1/12 hours.
So from the data, Luis ride miles per hour is equal to 9 miles.
For this we divide Total distance by the total time taken by Luis.