Draw the marginal cost curve (MC) and the average total cost (ATC) curve for a Type 1 mine. Your curves should be as neat as possible, but they do not have to be absolutely, perfectly precise. You should, however, clearly label each curve.

Mine Number Direct Energy Shipping Labor Overhead Capacity of active Materials ($ per ($ per ($ per ton, ($ per ton, of a mine or near- ($ per ton) ton) assuming assuming (tons per active ton) full full month) mines capacity capacity output)* output)* Type 1 50 250 300 50 450 100 60,000 Type 2 40 150 200 100 150 100 100,000