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

### Instruction:
 达西4岁。她的年龄是她母亲的1/6，而她的母亲的年龄是她父亲的4/5。她父亲多大？


### Response:
 达西的母亲比达西大4倍：4岁 x 6 = <<4*6=24>>24岁
达西的父亲比达西的母亲大6岁
达西的父亲比24岁大6岁：6 + 24 = <<6+24=30>>30岁