W, Inc. plans to have the same inventories at year end as was in the beginning of the year. The expected total fixed costs for the year are $288000, and the estimated variable costs per unit are $14. The planned number of units to be sold during the year is 60000, and the average unit selling price is $20. The maximum sales level within the relevant range are 70000. Requirements: NOTE: (SHOW ALL WORK) 1. What is the contribution margin ratio