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

### Instruction:
 汉娜有三个兄弟。她的兄弟们都是8岁。如果她的年龄是她兄弟年龄总和的两倍，那么汉娜多大？


### Response:
 每个兄弟都是8岁，所以他们的年龄总和是3*8 = <<3*8=24>>24岁
汉娜的年龄是他们年龄总和的两倍，所以汉娜是24*2 = <<24*2=48>>48岁