You currently want to fix an old equipment at a cost of $20 per unit. The annual cost for this equipment is $50,000. You have found that an outside supplier who will make the part for $15 per unit if you will pay their annual fixed costs of $200,000. The .following table shows these information Variable Cost Fixed Cost unit/$15 $200,000 unit/$20 $50,000 Alternative Buy Make What is the breakeven quantity between buying ?and making 30,000 .a 20,000 .b 50,000 .c 150,000 .d