The Butcher Company manufactures microwave ovens. Last year, the per unit product cost was $56, the per-unit prime cost was $34, and the per unit conversion cost was $42. Cost of Goods Sold for the year was 560,000 and the sale peice per unit was $100. In addition, direct labor costs of $200,000 and selling and administrative expenses of 240,000 were incurred.

A. Calculate how many units were sold last year

B. Compute the cost od direct materials used

C. Compute the cost of overhead

D. Compute the Gross Margin for the year

E. Calculate operating income