Buffo Company fabricates metal folding chairs. Data concerning the company's revenue and cost structure follow: Selling price per unit $37 Manufacturing cost $3,900 per month plus $16 per unit Administrative expense $2,070 per month plus $1.8 per unit Sales commissions 16% of sales Advertising expense $8,460 per month 1. If Buffo expects to produce and sell 6,000 units next month, the expected net operating income would be: 2. If Buffo expects to produce and sell 3,100 units next month, the total expected manufacturing cost would be