1-What is the contribution margin per unit? (Round your answer to 2 decimal places.)

2-What is the contribution margin ratio? Round your percentage answer to 2 decimal places (i.e .1234 should be entered as 12.34%).

3-What is the variable expense ratio? Round your percentage answer to 2 decimal places (i.e .1234 should be entered as 12.34%).

4-If sales increase to 1,001 units, what would be the increase in net operating income? (Round your answer to 2 decimal places.)

5-If sales decline to 900 units, what would be the net operating income? (Do not round intermediate calculations.)

could you solve each question sepretly with steps and explnation

Oslo Company prepared the following contribution format income statement based on a sales volume of 1,000 units (the relevant range of production is 500 units to 1,500 units): Sales S 21 21,500 Variable expenses 12,500 Contribution margin 9,000 Fixed expenses 7,200 Net operating income S1,800