Answer:
option B is correct
4 hours will it take him to finish a 60-mile bicycle race.
Explanation:
Using the formula:
......[1]
As per the statement:
Andy can maintain a speed of 15 miles per hour on his bicycle.
⇒Speed = 15 miles per hour.
We have to find how long will it take him to finish a 60-mile bicycle race.
⇒Distance = 60 mile
Substitute the given values in [1] we have;
![\text{Time} = (60)/(15)](https://img.qammunity.org/2019/formulas/mathematics/middle-school/ae6cfnoykj472lt0m574m3pm6weorh41pp.png)
⇒
hours.
Therefore, 4 hours will it take him to finish a 60-mile bicycle race.