Below is an instruction that describes a task. Write a response that appropriately completes the request in Swahili. Please answer in Swahili.

### Instruction:
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?

### Response:
 75 dola kwa saa * 2 masaa = <<75*2=150>>150 dola kwa kazi
150 dola kwa sehemu + 150 dola kwa kazi = <<150+150=300>>300 dola jumla