Marginal benefit of 2 cups of coffee is $6
Marginal benefit of 3 cups of coffee is $4
Marginal benefit of 4 cups of coffee is $2
Marginal benefit of 5 cups of coffee is $1
Marginal benefit is the change in benefit a consumer derives from a good or service as a result of consuming an extra unit of the product.
Marginal benefit = change in total benefit / change in quantity consumed
Marginal benefit of 2 cups of coffee = ($14 - $8) ÷ (2 - 1) = $6
Marginal benefit of 3 cups of coffee = (18 - $14) ÷ (3 - 2) = $4
Marginal benefit of 4 cups of coffee = ($20 - $18) ÷ (4 - 3) = $2
Marginal benefit of 5 cups of coffee = ($21 - $20) ÷ (5 - 4) = $1
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