She sleeps 7*5=<<7*5=35>>35 hours on weekdays.

She sleeps 8*2=<<8*2=16>>16 hours on weekends.

35 + 16 = <<35+16=51>>51 hours is the amount of time she sleeps in a week.

# Answer

51
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Janna sleeps 7 hours each day during weekdays and 8 hours each day during weekends. How many hours does she sleep in a week?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
51
Janna sleeps 7 hours each day during weekdays and 8 hours each day during weekends. How many hours does she sleep in a week?
train