ABC Company's range of production is 25,000 to 31,000 units. when it produces and sells 28,000 units, its average costs per unit are as follows Direct materials : $ 9.60
Direct Labor: $6.50

Variable Manufacturing overheads: $3.96

Fixed MOH : $7.30

Fixed Selling expenses: $5.75

Fixed Administrative expenses: $5.20

Sales Commission : $3.15

Variable Administartive expenses: $2.68

Find:

1. total product costs if 28,000 units are produced and sold

2.total period costs if 28,000 units are produced and sold

3. total product costs if 31,000 units are produced and sold

4. total costs if 31,000 units are produced and sold