Colombe is a casual dining Italian restaurant that serves pizzas and pastas at reasonable prices. It experienced $16,000 of sales and spent $6,000 to produce the pizzas and pastas for the period of Nov. 1 to Nov. 30. During the same period, all fixed costs and taxes totaled $7,911. How much is the contribution margin percentage of the business for November? Answer in % with one decimal. Show your work (5pts)