Miller Company's most recent contribution format income statement is shown below: sales (30,000 units)............150,000 15.00 Variable expenses.............90,000 3.00 CM ..............................60,000 2.00 Fixed expense................. 50,000 Net operating income......... 10,000 Required: Prepare a new contribution format income statement under each of the following conditions (consider each case independently): 1. The number of units sold increases by 15%. 2.The selling price decreases by 50 cents per unit, and the number of units sold increases by 20%. 3.The selling price increases by 50 cents per unit, fixed expenses increase by $10,000, and the number of units sold decreases by 5%. 4.The selling price increases by 12%, variable expenses increase by 20 cents per unit, and the number of units sold decreases by 10%