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

### Instruction:
 Bonnie和Samuel一起去了市场。Bonnie买了8个苹果。Samuel比Bonnie多买了20个苹果。然后Samuel吃了其中一半，并用其中1/7来做苹果派。Samuel还剩下多少苹果？


### Response:
 Samuel买了8+20 = <<8+20=28>>28个苹果。
Samuel吃了28/2 = <<28/2=14>>14个苹果。
Samuel用了28/7 = <<28/7=4>>4个苹果做苹果派。
Samuel还剩下28-14-4 = <<28-14-4=10>>10个苹果。