Identify the type of function that models the labor cost for repairing a computer if the charge is $50 per hour or fraction thereof. a greatest integer function
c. absolute value function
b. step function

b. step function

Step-by-step explanation:

Labor cost is functioned as $50 per hour or fraction thereof.

It means the function gets range values of multiples of $50 for full domains as well as fractions of domains round to full number of next greater value resulting in next $50.

Therefore the type of function is step function

Correct choice is

b. Step function