Billinstaff Industries uses the weighted-average method in its process costing system. Data for the Assembly Department for May appear below: Materials Labor Overhead Work in process, May 1 $ 12,800 $ 19,350 $ 90,855 Cost added during May $ 77,565 $ 12,900 $ 60,570 Equivalent units of production 1,100 1,000 900 Required: 1. Compute the cost per equivalent unit for materials, for labor, and for overhead. (Round your answers to 2 decimal places. Omit the "$" sign in your response.) Material Labor Overhead Cost per equivalent unit $ $ $ 2. Compute the total cost per equivalent whole unit. (Round your final answer to 2 decimal places. Omit the "$" sign in your response.) Total cost per equivalent unit $________