• Explain how changes in activity affect the contribution margin (CM) and net operating income
• What is the 'break-even' point (BEP)?Operating leverage?Margin of safety?
• Calculate the BEP in units and in sales revenue
• How will the break-even point change if 1) selling price per unit decreases? 2) fixed costs increase? 3) variable cost per unit increases?
• How will net operating income change due to changes in variable costs, fixed costs, selling price, and/or sales volume.
• What is the meaning ofcontribution margin ratio (CM ratio)?How is this ratio useful in planning?

Can you help me understand these terms? Thank you in advance