For a party, 10 friends are buying 100 cups, 100 plates, a punchbowl, and 200 balloons. If the friends share the cost equally, how much should each friend contribute?
100 balloons = $7.80
100 plates = $4.75
100 cups = $5.45
100 napkins = $2.09
10 invitations = $1.60
Plastic punchbowl = $11.50
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