Saved Help Save & Exit SL 20 Mueller Company reports the following data for the year just ended: Raw materials used in production $800,000 Direct labour $700,000 Total overhead costs $900,000 00:24:51 Ending work in process inventory $400,000 Cost of goods manufactured $2,500,000 What was the beginning work-in-process inventory? Multiple Choice O $1,300,000 O $500,000 O $100,000 $300,000