On November 30, the end of the first month of operations, Weatherford Company prepared the following income statement, based on the absorption costing concept: Weatherford Company Absorption Costing Income Statement For the Month Ended November 30

Sales (3,300 units) $125,400
Cost of goods sold:
Cost of goods manufactured (3,900 units) $105,300
Inventory, November 30 (500 units) (13,500)
Total cost of goods sold 102,500
Gross profit $44,500
Selling and administrative expenses 25,730
Income from operations $18,770

Assume the fixed manufacturing costs were $28,800 and the fixed selling and administrative expenses were $12,600.

Required:
Prepare an income statement according to the variable costing concept.