The following monthly budgeted data is available for the International Company: Product C Product J Product R Sales $500,000 $300,000 $900,000 Variable expenses 300,000 210,000 720,000 Contribution margin $ 200,000 $ 90,000 $ 180,000 Budgeted net income for the month is $220,000. Required: a. Calculate the break-even sales for the month. Round up your answers to the nearest whole number b. Calculate the margin of safety. c. Calculate the operating leverage