Question

i need help in this problem
A company has a variable manufacturing cost of $3 per unit, a variable selling cost of $1 per unit, a fixed manufacturing cost of $100,000 per year, and fixed selling and administrative costs of $60,000 per year. The selling price is $9 per unit. During the year 50,000 units are produced and 42,000 units are sold.

A. What is the cost per unit of inventory using variable costing?
B. What is the cost per unit of inventory using full costing?
C. Prepare an income statement using variable costing (informal work is fine).
D. Prepare an income statement using full c