A manufacturing company shows the following amounts in the cost of goods sold statement and the statement of comprehensive income for the year 2019 Required: Materials Work in process Finished goods Materials used Cost of goods sold P 100,000 January 1, 2019 December 31.2019 P 150,000 87,000 80,000 590,000 750,000 800,000 790,000 Cost of goods manufactured Total manufacturing costs 1. Work in process, January 1, 2019 2. Finished goods, December 31, 2019 3. Amount of materials purchased in 2019