If the cost of nitrogen is $0.25 per pound and the corn price is $3.25 per bushel, use the information in the table to determine the marginal input cost as you increase nitrogen application from 180 to 210 units of nitrogen. Pounds of Bushels of Nitrogen Corn per MVP MC per Acre Acre MP (MP x price) (per bushel) 0 100 30 110 10 $32.50 $0.75 60 125 15 $48.75 $0.50 90 136 11 $35.75 $0.68 120 145 9 $29.25 $0.83 150 150 5 $16.25 $1.50 180 152 2 $6.50 $3.75 210 147 -5 $16.25 $1.50