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A machine costs P 8,000.00 and an estimated life of 10 years with a salvage value of P 500.00. What is its book value after 8 years using straight - line method? O P 2,500.00 O P 4,000.00 O P 3,000.00 O P 2,000.00 O P 4,500.00By condition of a will, the sum of P 20, 000 is left to a girl to be held in trust fund by her guardian until it amounts to P 50,000. When will the girl receive the money if the fund is invested at 8% compounded quarterly? O 7.98 years O 10.34 years O 11.57 years O 10.45 years O 12.51 years