Check my work Last month when Holiday Creations, Inc., sold 41,000 units, total sales were $304,000, total variable expenses were $215,840, and fixed expenses were $37,400. 1.75 points Required: 1. What is the company's contribution margin (CM) ratio? 2. What is the estimated change in the company's net operating income if it can increase total sales by $1,600? (Do not round intermediate calculations.) eBook 1. Contribution margin ratio 2. Estimated change in net operating income Hint Print References