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

### Instruction:
 我们的小城市有两辆公交车。每辆公交车的容量是火车的1/6，火车的容量是120人。这两辆公交车的总容量是多少？


### Response:
 每辆公交车的容量是：120 * 1/6 = <<120*1/6=20>>20人。
这两辆公交车的总容量是20 * 2= <<20*2=40>>40人。