Rob loves to go to the movies. The main reason is that he loves popcorn. A small popcorn is $3.50, a medium popcorn is $5.00, and a large popcorn is $5.50.
Part A: How much would it cost for 6 medium popcorns?
Part B: How much would it cost to buy 2 small popcorns and 3 large popcorns?
Part C: How many small popcorn could you buy with $18.25?