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

### Instruction:
 约翰的车需要更换发动机。工时费用为每小时75美元，共计16小时。零件本身的费用为1200美元。修理总共花费了多少钱？


### Response:
 工时费为$1200美元。
总共的费用是$1200美元+$1200美元=$<<1200+1200=2400>>2400美元。