A man bought equipment costing P120,000 payable in 12 quarterly payments, each installment payable at the beginning of each period. The rate of interest is 24% compounded quarterly. What is the amount of each payment? Show Cash Flow Diagram

At 6% interest rate, find the capitalized cost of a bridge whose cost is P2.5 M and if it must be partially rebuilt at a cost of P1 M at the end of each 20 years. Annual maintenance cost for the bridge amounts to P120,000. Show Cash Flow Diagram