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

### Instruction:
 齐格写了弗洛的四倍多的书。如果齐格写了60本书，他们一共写了多少本书？


### Response:
 如果齐格写了60本书，是弗洛书的四倍多，那么弗洛写了60/4=<<60/4=15>>15本书。
他们一共写了60+15=<<60+15=75>>75本书。