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

### Instruction:
 珍娜平日每天睡7小时，周末每天睡8小时。她一周睡多少小时？


### Response:
 平日，珍娜每天睡7小时，所以她总共睡5*7 = <<7*5=35>>35小时。
周末，珍娜每天睡8小时，所以她总共睡2*8 = <<8*2=16>>16小时。
一周，珍娜总共睡35 + 16 = <<35+16=51>>51小时。