Miller Companys contribution format income statement for the most recent month is shown below:

	Total	Per Unit
Sales (25,200 units)	$ 226,800	$ 9.00
Variable expenses	136,080	5.40
Contribution margin	90,720	$ 3.60
Fixed expenses	52,920
Net operating income	$ 37,800

Required:

(Consider each of the four requirements independently):

1. What is the revised net operating income if the selling price decreases by $1.50 per unit and the number of units sold increases by 20%?
2. What is the revised net operating income if the selling price increases by $1.50 per unit, fixed expenses increase by $9,000, and the number of units sold decreases by 3%?
3. What is the revised net operating income if the selling price per unit increases by 10%, variable expenses increase by 10 cents per unit, and the number of units sold decreases by 9%?

please help and please show work thank you