To reward loyal customers,a local coffee shop called CafeNervosauses a declining price schedule. This price schedule has the first cup of coffee cost $20and every cup after costs $10.

Niles has demand for coffee at Cafe Nervosadescribed by Q =5-0.1P (or P = 50 - 10Q) where P is the price and Q is the quantity of cups of coffee.Answer the following questions:

A. (5 points) How many cups of coffee does Niles purchase?

B. (5 points) What is Niles's consumer surplus?

C. (5 points)Suppose there was a fixed fee of $100. Would this change Niles's Quantity purchased in part A? Explain and be specific.