Answer:
Yes he has enough dog food to last one week.
Explanation:
Consider the provided information.
John has 12 cans of dog food. He has two dogs and he gives each dog 2/3 of dog food each day.
Total dog food consumed in 1 day =
He has 12 cans of dog food.
Total days =
Total days =
He has food for 9 days.
Hence, yes he has enough dog food to last one week.