Question

25. An electrician charges an initial fee of $50 and $190 after 4 hours of w

a. Write a linear model that represents the total cost as a function of t
b. How much does the electrician charge per hour?

Answer 1

Explanation:

A. The total cost after t hours can be represented by the linear equation C(t) = 50 + 190/4 * t, where C(t) is the total cost after t hours.

B. The electrician charges 190/4 = $47.5 per hour.