3. As part of their application for a loan to buy Lakeside Farm, a property they hope to develop as a bed-and-breakfast operation, the prospective owners have projected: Monthly fixed cost (loan payment, taxes, insurance, maintenance) $6000 Variable cost per occupied room per night $ 20 Revenue per occupied room per night $ 75 a. Write the expression for total cost per month. Assume 30 days per month. (4 points) = 4000 + 20 * 3 0 * n = 4,00 0 + 400*n( # of guest rooms occupie b. Write the expression for total revenue per month. (4 points) = 75*30 *n: 2250 *n(# of guest IMS occupied c. How many rooms they need to sell per night in order to break even? (6 points) 4000+ 400* p * 12: 2250 * P * 12 / 0OOO= 1450* P #12 / 500 d. Suppose 5 rooms can be sold per night, how much they should charge per night in P: order to breakeven? (6 points) 30