Haver Company currently produces component RX5 for its sole product. The current cost per unit to manufacture the required 64,000 units of RX5 follows Direct materials Direct labor Overhead $ 5.00 9.00 10.00 Total costs per unit $24.00 Direct materials and direct labor are 100% variable. Overhead is 70% fixed. An outside supplier has offered to supply the 64,000 units of RX5 for $19.00 per unit