The table below shows the relationship between the number of times you get your car washed each month and your total monthly benefit from car washes. Each car wash costs $15.Number ofCar WashesPer MonthTotal MonthlyBenefit fromCar Washes0$01$202$363$484$565$60What's the average benefit of 4 car washes per month?

A local newspaper headline states "Congress Votes Against President's Proposed Tax Increase." An economist would interpret the statement as

A) a sad event, because all economists favor tax cuts. B) uninteresting, because all economists favor theories instead of reality. C) a purely political issue not related to economics. D) a shorthand way of saying, "More individuals in Congress voted against the tax cut compared to the number of individuals who voted in favor of the tax cut."

In the graph below, the price of capital is $500 per unit. When output is 10,000 units, what is long-run average cost?

A. $5 B. $500 C. $20 D. $0.20 E. none of the above