how to find marginal revenue less marginal cost Labor (# of workers) Total Six Pack Output Marginal Production (Incremental Six Packs) Price Per Six Pack Total Revenue Marginal Revenue Marginal Cost Marginal Revenue Less Marginal Cost 3 400 $15.00 $6,000 4 650 250 $15.00 $9,750.00 $3,750.00 $800 5 800 150 $15.00 $12,000.00 $2,250.00 $800 6 925 125 $15.00 $13,875.00 $1,875.00 $800 7 1000 75 $15.00 $15,000.00 $1,125.00 $800 8 1050 50 $15.00 $15,750.00 $750.00 $800