A product company produces only one product. The following data relates to the October production.
Selling price	$200	Beginning inventory	5,000	units
Variable costs per unit:		Produced	18,000	units
Direct material	$50	Sold	20,000	units
Direct labor	$30	Ending Inventory	3,000	units
Variable manufacturing overhead	$10
Variable selling and administrative	$15
Fixed manufacturing overhead	$288,000
Fixed selling and administrative	$40,000

a. What is the unit product cost under variable costing?
b. What is the unit product cost under absorption costing?
c. Prepare an income statement for the month using the variable costing method.
d. Prepare an income statement for the month using the absorption (full) costing method.
e. What is ending inventory under variable costing?
f. What is ending inventory under absorption costing?
g. How much is the difference in the net income between full costing and variable costing and why did you get that difference?