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

### Instruction:
 贝丝有一套125枚金币。卡尔送给贝丝额外的35枚金币作为礼物。然后，贝丝决定卖掉一半的金币。贝丝卖掉了多少枚金币？


### Response:
 卡尔的礼物给贝丝的125枚金币增加了35枚，结果是135+25=160枚金币。
贝丝选择卖掉一半，即160/2=80枚金币。