You lose 20%.
if it were going up to 72 to 90 it would be a 25% increase
Answer:
3. x = 53
4. x = 60
Step-by-step explanation:
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.
Only 3 is needed
Step-by-step explanation:
It should be 270 since 6 x 9 x 10 x 1/2= 270