Tempo Company's fixed budget (based on sales of 16,000 units) for the first quarter reveals the following.

	Fixed Budget
Sales (16,000 units $213 per unit)						$	3,408,000
Cost of goods sold
Direct materials		$	384,000
Direct labor			704,000
Production supplies			448,000
Plant manager salary			184,000				1,720,000
Gross profit							1,688,000
Selling expenses
Sales commissions			144,000
Packaging			240,000
Advertising			100,000				484,000
Administrative expenses
Administrative salaries			234,000
Depreciationoffice equip.			204,000
Insurance			174,000
Office rent			184,000				796,000
Income from operations						$	408,000

(1) Compute the total variable cost per unit. (2) Compute the total fixed costs. (3) Compute the income from operations for sales volume of 14,000 units. (4) Compute the income from operations for sales volume of 18,000 units.

Please show work and list formulas used.