Adult dog and puppy each eat a different kind of dog food. dog food costs $18.95 for a 50 pound bag. dog food costs $13.80 for a 30 pound bag.

eats 6 1/4 pounds per week and

eats 3 pounds per week. Find the total cost of feeding both dogs for 1 week.

*NOTE: this is one of those "show and explain all of your work" problems.