The Business Club buys 20 whole pizzas to sell at the game. Each pie has 8 slices. The pies cost $10 each. They also buy 5 cases of water for $9 a case.
Each case has 24 bottles. The club sells 75 slices of pizza for $3 a slice,
They sell 35 bottles of water for $1 each. They sell 85 combos (a slice and
water) for $3 each.