An Agency Is Having Problems with Personal Phone Calls Made

Multiple Choice

An agency is having problems with personal phone calls made during working hours.Each minute of a personal call costs the agency $0.50 in wasted wages.The agency hires operators to monitor calls in order to attain the optimal number of personal calls minimize total cost of personal calls) . Based on the above information,what is the most the agency would be willing to pay the first operator?

A) $480
B) $300
C) $240
D) $120
E) none of the above