Sir Plus has a demand function for mead that is given by the equation D(p)  100  p.If the price of mead is $85, how much is Sir Plus's net consumer's surplus?

A) 112.50
B) 15
C) 225
D) 56.25
E) 7,650

Demand Function

A mathematical expression that describes the relationship between the quantity demanded of a good or service and its determinants such as price, income, and prices of related goods.

Consumer's Surplus

The difference between the total amount that consumers are willing to pay for a good or service and the total amount they actually pay.

Mead

A fermented beverage made from honey, water, and sometimes additional ingredients such as fruits, spices, grains, or hops.