5 Luke's Lubricants starts business on January 1. The following operations data are available for January for the one lubricant it produces Beginning Inventory Started in January Ending work-in-process Inventory (0 complete) Gallons 0 159.000 15,000 10 Dont Costs incurred in January follow BOOK Materials Labor Manufacturing overhead $ 160,000 31,000 74,000 All production at Luke's is sold as it is produced there are no finished goods inventories) Required: a. Compute cost of goods sold for January (Do not round intermediate calculations.) b. What is the value of work in process inventory on January 31 (Do not round intermediate calculations.) Cost of goods sold for January Work in process inventory on January 31