Eco-Amigos is a corporation that recycles cardboard boxes through an automated process. The expected monthly production is 15,000 units. Direct material costs are $ 0.50 per unit. Indirect manufacturing costs are estimated at $ 15,000 per month. All indirect manufacturing costs are fixed. What are the flexible budgets for 10,000 and 15,000 units respectively? Select one: to. $ 20,000; $ 22,500 b. $ 20,000; $ 17,500 c. $ 15,000; $ 22,500 d. $ 15,000; $ 17,500