Last month when Holiday Creations, Incorporated, sold 42,000 units, its sales, variable expenses, and fixed expenses were $168,000, $141,120, and $35,000, respectively. Required: 1. What is the company's contribution margin (CM) ratio? 2. What is the company's variable expense ratio? Note: Do not round intermediate calculations. 1. Contribution margin ratio: 2. Variable expense ratio: % %