Presto Company makes radios that sell for S30 each. For the coming year, management expects fixed costs to total 5220,000 and variable costs to be SIS per unit. Compute the break-even point in dollars using the contribution margin (CM) ratio. Compute the margin of safety ratio assuming actual sales are 5800,000. (Round margin of safety ratio to 2 decimal places, e.g. 10.50 degree /o.) Compute the sales dollars required to earn net income of S140,000