He had to pay for 2 hours of labor, which cost 2*$75=$<<2*75=150>>150

So the total cost was $150+$150=$<<150+150=300>>300

# Answer

300
Question:
Mark needs to replace the radiator in his car.  The work takes 2 hours and the mechanic charges $75 an hour.  The part cost $150.  How much did he pay?
Answer:
Let's think step by step.

user
300
Mark needs to replace the radiator in his car.  The work takes 2 hours and the mechanic charges $75 an hour.  The part cost $150.  How much did he pay?
train