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

### Instruction:
John decides to replace all his hats.  He has enough hats to wear a different one every day for 2 weeks.  If each hat costs $50 how much do his hats cost?

### Response:
There are 7*2=<<7*2=14>>14 hats in 2 weeks
So they cost 14*50=$<<14*50=700>>700
#### 700