Why is there a question mark?
277 squared above the perimeter of the circular building find the markings of both sides
I understand that it means that out of every 10 hours, a cat spends 7 sleeping (not 7 hours in a day).
this means that a cat is sleeping

a percentage stays constant, this means that a cat sleeps 70 % of each 10 hours, but also 70% of the day.
Answer:
0/6 <--------------------------