The following selected information was extracted from the 20x1 accounting records of Lone Oak Products: Seventy-five percent of the company's building was devoted to production activities; the remaining 25 percent was used for selling and administrative functions. Inventory data: "The January 1 and December 31 finished-goods inventory consisted of 1,350 units and 1,190 units, respectively. Required: Calculate Lone Oak's manufacturing overhead for the year. Calculate Lone Oak's cost of goods manufactured. Compute the company's cost of goods sold. Determine net income for 20x1, assuming a 30% income tax rate. Determine the number of completed units manufactured during the year