Ambassador Lubricants (AL) produces various oil and synthetic-based products. One of the products is produced at the company's Bridge Plant in a single department. Two materials are used in the production process. Material A is introduced at the beginning of the process. Material B is added when the units are 60 percent complete with respect to conversion costs. Data for production during June follows: AMBASSADOR LUBRICANTS For the Month Ending June 30 Quantities Physical WIP Beginning Started To account for Transferred out WIP Ending Accounted for Conta WIP Beginning Current Period Total units 22,000 63,000 85,000 69,000 16,000 85,000 Total $ 382,700 1,050,650 $ 1,433,350 Material A $ 172,800 487,800 Material B $121,800 220,500 Conversion $ 88,100 342,350 $ 660,600 $ 342,300 $ 430,450 The beginning work-in-process inventory was 75 percent complete with respect to conversion resources. The ending work-in-process Inventory was 25 percent complete. Required: a. Prepare a production cost report assuming that Ambassador Lubricants uses the weighted-average method of process costing. b. Prepare a production cost report assuming that Ambassador Lubricants uses the FIFO method of process costing.