26 1 pts The following shows a contribution margin income statement for SP Corporation. If they increase sales by ten units, how much will net operating profit increase? Contribution margin income statement Total Per unit Sales $100,000 $100 Variable Costs $80,000 $80 Contribution Margin $20,000 $20 Fixed Expenses (relevant range-0 to 2000 units) $15,000 $15 Net Operating Proft $5,000 $5 O $500 $100 $5 $1,000 $200 $2,000 $50 O $22.000 $7,000 O $20