B. Model with one person Costs: driving requires burning gasoline Price of gasoline in a competitive market: $3 per gallon Cars can go 20 miles per gallon of gas burned The marginal benefit of driving is given by the following equation = $1.40 - $0.10 (miles driven per week) 1. What is the total private cost of driving a. 20 miles? b. 1 mile? c. 3 miles? 2. What is the private marginal cost of driving a. the first mile? b. the 2nd mile? c. the 3rd mile? 3. How many miles would you choose to drive? This is not a question about your opinion. There is a correct answer, according to the model