A gentlemen needs to have his car fixed and consults two mechanics. In addition to an hourly rate, both mechanics charge a service fee to work on a car. The rates and fees of the two mechanics are shown in the table Service rate
MECHANIC A:$50.00
MECHANIC B:$40.00

Hourly rate
MECHANIC A:$12.00
MECHANIC B:$15.00

To the nearest minute, at what amount of time does MECHANIC A become less expensive than Mechanic B?

A.3 Hour and 20 minutes or more

B.3 Hour and 21 minutes or more

C.3 Hour and 33 minutes or more

D.3 Hour and 34 minutes or more