Today 16:09 SEATWORK 1. For an interest rate of 8% compounded semi- annually, determine the future worth at the end of nine years of the cash flow. The first payment is Php 00.00 every six months until the end of the fourth year, where payments become i ntical. Php 60,000.00 increa uniform salary for a period of eight years. 2. Suppose a man rceives an initial annual salary of cf Php 5000.00a r. If money is 0, etermine his equivalent 3. Determine the present value of a mine to an investor if an initial profit of Php 250,000.00 is expected after Tour years, net operating profit is projected to increase by Php 75,000 every six months until the mine is depleted at the end pf 12 years. Money is worht 8% compounded semi-a ually