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

### Instruction:
The average speed for an hour drive is 66 miles per hour. If Felix wanted to drive twice as fast for 4 hours, how many miles will he cover?

### Response:
If Felix drove twice as fast, he would cover 2 x 66 miles = <<2*66=132>>132 miles.
If he drove 132 miles for 4 hours, he would cover 132 x 4 miles = <<132*4=528>>528 miles.
#### 528

