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railings. in Preparing for Next year's Operations, mana agement has developed the following estimates. -- Total Per Unit sale C2oow Unit) $ so.co - Direct materials $2uoow $10.00 - Direct Labor Cuariable) $ 56,00 manufacturing overhead: $1,000, out - $4.60 $1.00, 0 $ 30000 - variable $70,00 -$3.50 - fixed $80,00 Selling e administrative avariable $5.00 - fixed $1.50 Required compute the following items. Unit contribution margin in dollar. Unit contribution margin Radio Break-even in doller sales. mad gin of safety Percentage. If the sales volume Increases by 20x with No change in total Fixed expenses, what will be the change in het opesting Income? Explain. $