how many hours of sleep does a elephant sleep
4 hours
6 to 9 hours a day.
6hours and 9minutes, or 6.15 hours
Approximately 3,600 hours per year.
6hours
6 hours = 360 minutes
5-6hours?
6hours
6hours
I am a Japanese high school girl, so I am sorry if English is wrong. Was examined in the book, it seems that 6hours to 7.5hours of sleep will make you live longer.
6hours