7-9 hours
Children should get at least 8-10 hours of sleep each night, but, on average, children normally get about 9 hours of sleep on school nights.
average reccomended sleep hours for a teenager is 9 to 10 hours.
You should sleep six hours in the morning.
they get 15 hours of sleep
The amount of sleep one needs each night depends on various factors including age, gender, and sleep quality. The average amount for an adult is 7-8 hours.
A preteen should get around 9 hours of sleep.
8 hours
Eleven
They should have 8 or more hours of sleep in a day.
People in the 1900s slept an average of nine hours a night. In the 1970s the average amount of sleep was down to seven hours.
if you mean how many hours you should sleep in a year it would be 3,650 hours of sleep for a regular year not a leap year
a cat shauld sleep 10-15 hours.