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

### Instruction:
Janna sleeps 7 hours each day during weekdays and 8 hours each day during weekends. How many hours does she sleep in a week?

### Response:
She sleep for 7*5=35 hours on weekdays
She sleeps for 8*2=<<8*2=16>>16 hours on weekends
She sleeps for a total of 35+16=<<35+16=51>>51 hours in a week
#### 51