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

	Total	Per Unit
Sales (31,000 units)	$217,000	$7.00
Variable expenses	124,000	4.00
Contribution margin	93,000	$3.00
Fixed expenses	48,000
Net operating income	$ 45,000

Required:

Prepare a new contribution format income statement under each of the following conditions (consider each case independently): (Do not round intermediate calculations. Round your "Per unit" answers to 2 decimal places.)

1. The number of units sold increases by 10%.

2. The selling price decreases by $1.30 per unit, and the number of units sold increases by 17%.

3. The selling price increases by $1.30 per unit, fixed expenses increase by $7,000, and the number of units sold decreases by 8%.

4. The selling price increases by 10%, variable expenses increase by 30 cents per unit, and the number of units sold decreases by 6%.