Answer:
64 cans
Step-by-step explanation:
If two puppies eat 2 cans in two days then you can imagine one puppy eats one and the other puppy eats the other. so if 8 puppies eat in 8 days you would want to do 8 * 8 = 64 cans
All real numbers
24
3 x 3 + 5 x 3 = 24