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

### Instruction:
The girl scouts earned $30 total from selling delicious cookies. They want to go to the pool. It will cost them $2.50 per person to go and 10 people are going. What is the amount left?

### Response:
 สาวสกายส์จ่าย $2.50/คน * 10 คน = $<<2.5*10=25>>25
สาวสกายส์เหลือเงิน $30 - $25 = $<<30-25=5>>5