Mrs. Beckner is going to Hawaii. She plans to learn to surf. The Surf Hut company charges an initial fee of $65 for the lesson plus $2.50 for each hour she uses the surfboard.

Question

Select from the following answers to fill in the blanks below, a) dependent variable b) independent variable c) function d) input function
1. The number of hours is the ___________
2. The total cost of the surf lesson and surfboard is the ____________ Select from the following to fill in the blanks

Write a function for the total cost of the surf lesson and surfboard rental. Show all your work

Answer 1

1. The number of hours is the independent variable.
2. The total cost of the surf lesson and surfboard is the dependent variable.

Function:
Let x be the number of hours.
The total cost (in dollars) of the surf lesson and surfboard rental can be represented by the function:
f(x) = 65 + 2.50x