Please explain one or more of the following items to the best of your knowledge: 1- Why is CVP analysis useful? Why is it an important concept in managerial accounting?

2- Effect of change in fixed cost on Breakeven point. 3- Change in unit variable cost on the contribution margin

4- Contribution Margin Ratio 5- Margin of Safety 6- What is the formula for Break-even point in Units

7- Operating Leverage 8- Variable /Absorption costing