The Night & Day Guitar company is a manufacturer of custom guitars. The selling price for one of their guitars is $1,094 with direct materials and direct labor costing $240 and $406 per guitar respectively. The fixed manufacturing costs for the Night & Day Guitar company are $8,558 and the variable overhead is $31 per unit. The fixed and variable selling expenses are $1,670 and $74 per guitar respectively. The variable shipping costs per guitar are $109. Remaining fixed period costs are $1,267. During the period Night and Day sold 108 guitars. What is the contribution margin ratio for the Night and Day Company? Your answer should be entered as a whole number to two decimal places, ie, 22.55% would be entered as 22.55