Also please answer,

B: Total required sales

C: Degree of operating leverage

D: Change in profit

Harmony, Incorporated, sells a product for $60 per unit. Variable costs per unit are $36, and monthly fixed costs are $146,400 Required: a. What is the break-even point in units? b. What unit sales would be required to earn a target profit of $184,800 ? c. Assuming Harmony achieves the level of sales required in part b, what is the degree of operating leverage? d. If sales increase by 40% from that level, by what percentage will profits increase? Complete this question by entering your answers in the tabs below. What is the break-even point in units