In 2020, Alpha Company had $48,300,000 in Sales/Revenues, $15,900,000 in Costs of Goods Sold (COGS), $3,650,000 in Sales, General, and Administrative (SG&A) expenses, $5,200,000 in Depreciation expenses, $550,000 in interest payment, and $3,955,000 in taxes. The firm also paid $1,900,000 in dividends to shareholders that year. Given the facts above, what was the average tax rate of the firm in 2020? 15.94% 16.86% 15.64% 17.20% Same facts as above: how much did Alpha Company's Retained Earnings increase in 2020? $19,835,000 $17,145.000 $17,495,000 $17.935,000