The following data are obtained from Gianna Manufacturing Company: . Cost of goods manufactured is P187,500 Inventory variations are as follows: raw materials ending inventory is 1/3 based on raw materials beginning; no initial inventory of work in process, but at the end of period P 12,500 was on hand; finished goods inventory was four times as large at the end of the period as at the start. Net income after taxes amounted to P 26,000, the income tax rate is 35% Purchases of raw materials amounted to net income before taxes Breakdown of costs incurred in manufacturing cost was as follows: Raw materials consumed - 50% o Direct labor - 30% - Manufacturing overhead - 20% . The total amount of raw materials beginning inventory was O P40,000 OP90,000 O P60,000 P38,571