Agapito is entitled to receive P25,000 at the beginning of each year for 18 yrs. If money is worth 4% compounded annually. (A)What is the present value in pesos of this annuity at the time he was supposed to receive the first payment? (10 pts) (B)What is the sum of this annuity at the end of 5 years? (10 pts) (C)What is the difference between the present values of an annuity due and and ordinary annuity for a period of 18 years? (10 pts)