The Xenopeltis Company estimates its requirement, which is 39,000 units semiannually at a price of P4 per unit. The carrying cost at 15% of the price and its ordering cost at P90 per order. On a 360-day basis, determine the following: 

1. Dahlia Enterprise's DSO is 50 days (on a 365-day basis). On the balance sheet, accounts receivable total P100 million, and inventory totals P125 million. What is the inventory turnover ratio? *

2. Calla Lily Corp. purchases on terms of 2/8, net 45 days, does not accept discounts, and pays after 58 days. How much does the non-free trade credit cost in terms of effective annual percentage cost? (Incorporate a 365-day year.) *

3. Credit terms of 4/30, net 90 days have been given to the Orchids Incorporated. What is the nominal annual percentage cost of the non-free trade credit if it pays within 120 days of purchase? (Assume a calendar year of 365 days.) *