For 2020 Rocio's Rotelle, Ltd. reported the following revenue and expenses: Sales revenue Fixed costs Variable costs $ $ $ 6,200,000 2,546,000 3,844,000 a Calculate the breakeven sales for Rocio b How much total revenue is required ro generate in order to have $190,000 of pre-tax income How much total revenue is required to generate to attain Income before tax which is 8% of sales d How much total revenue is required ro generate to have Net Income of $272,000 (32% tax rate) e How much total revenue is required ro generate to have Net Income which is 3.4% of sales (32% tax rate) 6