Answer:
Tom paid $51 renting the bike for 5 hours
Explanation:
Given:
Oceanside bike rental charges $11 plus $8 per hour for renting.
Tom paid $51 to rent a bike.
To find the number of hours Tom rented the bike for.
Solution:
Let Tom rent the bike for =
hours.
Hourly rate of renting = $8 per hour
Using unitary method find cost of renting for
hours.
If renting for 1 hour costs = $8
Then for
hours, the cost in dollars will be =

Fixed charges = $11
∴ Total cost of renting a bike in dollars for
hours will be given as:

Tom paid a total charge of = $51.
So, we have:

Subtracting both sides by 11.


Dividing both sides by 8.

∴

Thus, Tom rents the bike for 5 hours.