Quiz navid Whiston Corporation uses the weighted average method in its process costing system. The following data were taken from the records of the first processing department for a recent month. 1 Question 2 Not yet antered Points out of 1.00 Flag ution 2 9 10 Finish attem 40 60% 50% Work in process, beginning: Units in process Percent complete with respect to materials Percent complete with respect to conversion Costs in the beginning Inventory: Materials cost Conversion cost Units started into production during the month Costs added to production during the month Materials cost Conversion cost Work in process, ending: Units in process Percent complete with respect to materials Percent complete with respect to conversion $6,200 $16,300 190 $42,390 $136,340 30 50% 40% What was the cost of the ending work in process inventory in the department at the end of the month? Select one: a. 8,640 b. 12030 c. 3,390 d. 16,000 e. 12,800