Joe and Sam went to a canoe rental store. the sign read "canoe rentals: $10 canoe insurance fee plus $15 per hour". Joe and Sam wanted to know how much it would cost for them to rent the canoe for different numbers of hours, so they made a table and recorded the cost of 1-5 hours.

3 answers

What is your question?
the rate and the beginning value
1 hour = 10 + 15
2 hours = 10 + 30
3 hours = 10 + 45

etc.