An Excavating Company Charges $330 an Hour for the Use

Multiple Choice

An excavating company charges $330 an hour for the use of a backhoe and $550 an hour for the use of a bulldozer. The company employs one operator for 40 hours per week to operate the machinery. If the company wants to bring in at least $18,500 each week from equipment rental, what is the maximum whole number of hours per week can it schedule the operator to use a backhoe?

A) 17 hr
B) 13 hr
C) 14 hr
D) 16 hr
E) 15 hr