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

### Instruction:
Pam has some bags of apples. Each of her bags has as many apples as 3 of Gerald's bags. Gerald's bags have 40 apples each. If Pam has 1200 apples in total, how many bags of apples does she have?

### Response:
Each of Pam's bags contain 40*3=<<40*3=120>>120 apples.
Pam has 1200/120=<<1200/120=10>>10 bags of apples.
#### 10