Multi Part Question. Please explain your answer. Please try typing your answers. SHOW ALL YOUR WORK.

In March, Mitchell Limited had sales of $250,000 (50,000 units), total variable expenses of $190,000, and total fixed expenses of $36,000. Required: 1. What is the company's CM ratio? CM ratio % 2. Calculate the break-even level of sales in dollar. Break-even level of sales in dollars 3. Estimate the change in the company's operating income if it increased its total sales by $20,000. Original New Operating income