You get 3 quotes for fixing the CV joints in your car: The first quote costs $140 and it takes 3 weeks; The second costs $1,300 and will be ready on the same day; The third will cost $175 and will be ready within one day. You must select one of these to fix your car. Which one do you select and why

Aaron corporation, which has only one product, has provided the following data concerning its most recent month of operations: selling price $ 102 units in beginning inventory 0 units produced 4,900 units sold 4,260 units in ending inventory 640 variable costs per unit: direct materials $ 20 direct labor $ 41 variable manufacturing overhead $ 5 variable selling and administrative expense $ 4 fixed costs: fixed manufacturing overhead $ 64,200 fixed selling and administrative expense $ 2,900 the total contribution margin for the month under variable costing is: