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

### Instruction:
A car traveled 360 miles in 4 hours and 30 minutes. What was its speed in miles per hour?

### Response:
4 hours and 30 minutes = 4.5 hours
360 miles in 4.5 hours = 80 miles per hour
#### 80