Tyson decided to make muffaletta sandwiches for the big game.  Each sandwich required 1 pound each of meat and cheese and would serve 4 people.  There would be 20 people in total watching the game.  The meat cost $7.00 per pound and the cheese cost $3.00 per pound.  How much money would he spend on the meat and cheese to make enough sandwiches to serve 20 people?
Please reason step by step, and put your final answer within \boxed{}.
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