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7 Dynondo's Brakes manufactures three different product lines, Model X, Model, and Model 2. Considerable market demand exists for all models. The following per unit data apply: Model X Model Y Model Z Selling price $58 $66 $79 Direct materials 7 7 Direct labor ($12 per hour) 12 12 24 Variable support costs ($6 per machine-hour) 6 12 Fixed support costo 10 10 Which model has the greatest contribution margin per machine-houn O Model X Model Y Model z Both Model X and Model Y have the highest and same contribution margin per machine bour 12 10 30 135 Coroid Manufacturers Inc is approached by a European customer to fulfill a one-time-only special order for a product similar to one offered to domestic customers. The company has excess capacity. The following per unit data apply for sales to regular customers Variable costs Direct material $130 Direct labor Manufacturing support Marketing costs 95 Fed cost Manufacturing support 158 Marketing costs Total.com 680 Markup (49%) 30 Targeted milling pret 3206 What is the change in operating profits is the one time-only special order for 1000 units is accepted for 540 unit by Coroid? 599.320 decrease in operating profits $99,320 increase in operating profits $100,000 increase in operating profits 5100.000 decrease in operating profits Rubium Micro Devices currently manufactures a subassembly for its main product. The costs per unit are as follows: Direct manas $50.00 Direct labor 38.00 Variable overhead 3800 Fixed overhead 32.00 Total 5158.00 Crayola Technologies Inc. has contacted Rubium with an offer to sell 8000 of the subassembilles for $144.00 each. Rublum will eliminate $85,000 of foxed overhead if it accepts the proposal. What are the relevant costs for Rubium? 51.093,000 $789,000 $1,349,000 5741,000