need help with these two questions please

The Garrison Company manufactures two products: Oxy Cleaner and Sonic Cleaner. The costs and revenues are as follows: oxy Cleaner $75 45 Sonic Cleaner $ 44 22 Sales Price Variable cost per unit Total demand for Oxy is 11,500 units and for Sonic is 7,500 units. Machine time is a scarce resource. During the year, 65,000 machine hours are available Oxy requires 5 machine hours per unit, while Sonic requires 25 machine hours per unit. What is the maximum contribution margin Garrison can achieve during a year? Multiple Choice 5442.500 The Camel Company produces 11,100 units of item Roto 454 annually at a total cost of $234.000. Direct materials Direct labor Variable overhead Fixed overhead Total $ 31,000 66,000 56,000 81,000 $234,000 The Yukon Company has offered to supply 11,100 units of Roto 454 per year for $16 per unit. If Camel accepts the offer, $4 per unit of the fixed overhead would be saved. In addition, some of Camel's facilities could be rented to a third party for $16,100 per year. What are the relevant costs for the "make" alternative