321 & Summer 2 XYZ Company produces Sunglasses, which it come for $50 each. Each sunglass conta 525 of variable contes to make. During April, 6,000 drives were sold Fixed costs for March were $3 per unit for a total of 1.200 for the morm How much is the contribution margin ratio? Select one: a. 80% b. 50% C. 40% d. 30%