There are 7 people on a bus each person has 7 backpacks in each backpack there are 7 dogs for every dog there are 7 puppies how many legs are on the bus
7people×7backpacks each=49 backpacks total 49backpacks×7dogs=343dogs 343dogs×7puppies each=2,401 dogs total 2,401dogs/puppies×4legs each=9,604 legs 7people×2legs each=14 legs 9,604+14=9,618 legs total
