6. The demand for cars at Delta Motors is 500 units per month. The company incurs P4,000 each time an order is placed. The cost of each cycle is P500 and the holding cost is 20%. Compute the number of cars that Delta Motors should order in each replenishment lot. (4 marks)

7. You just signed a contract to receive P1000 at the end of one year. If the annual interest rate is 7%, what is this worth today? (4 marks)

8. As at January 1, 2022, what is the value of P10,000 deposited on July 1, 2016, which accumulates interest at 16% compounded quarterly?