Munoz Inc. has a contribution margin ratio of 42% and fixed costs of $116.340. What sales revenue is needed to generate a 583,580 profit? Multiple Choice 558,000 S344,690 5476,000 5270,000 Lark, which uses the high-low method, had total costs of $20,180 at its lowest level of activity when 10,000 units were sold. When, at its highest level of activity, sales equaled 15,900 units, total costs were $39,390. Lark would estimate fixed costs as Multiple Choice Osn20 o O sso, o S607 o 918