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

### Instruction:
 丹有汤姆的两倍多的贴纸。汤姆有鲍勃的三倍多的贴纸。如果鲍勃有12张贴纸，丹有多少张贴纸？


### Response:
 鲍勃有12张贴纸，所以汤姆有3 * 12 = <<3*12=36>>36张贴纸。
丹有2 * 36 = <<2*36=72>>72张贴纸。