Mariota Industries has sales of $287,600 and costs of $147,250. The company paid $22,150 in interest and $12,100 in dividends. It also increased retained earnings by $62,138 during the year. If the company's depreciation was $14,300, what was its average tax rate? Multiple Choice 20.34% 28.55% O O 10.31% 39.96% O O O 35.03%