QUAD Enterprises sold 12,000 units of a product for $14 per unit. Variable costs per $8 per unit and fixed costs totaled $60,000. For blank one, calculate sales revenue in total. For blank two, calculate variable cost in total. For blank three, calculate total contribution margin. For blank four, write in "$60,000"--blank will NOT be graded. For blank five, calculate operating income in total. For blank six, calculate degree of operating leverage. NOTE: Blanks 1-3 and 5 and 6 will be graded at 1.2 points each, any statements below that say otherwise nonwithstanding. Blank # 1 A/ Blank # 2 A/ Blank # 3 N Blank #4 Blank # 5 Blank # 6