Huntzburger products sells a product for $75. variable costs per unit are $50 and monthly fixed costs are $75000. answer following questions. a) what is break even points in units? b) what unit sales would be required to earn a profit target of $200,000 c) assume they achieve the sales required in part b what is the degree of operating leverage? d) if sales decrease by 30% from that level by what percentage will profits decrease?