Please answer, I am always getting 38,176 which is wrongot in the choices.

a A computer equipment has an original cost of P650,000 with a scrap value of P50,000 at the end of eight years. What semiannual payments must be set aside into a sinking fund to replace the equipment in eight years if the interest rate is 4% compounded semiannually? Assume a 2% inflation rate. O 35,716 O 33,716 O 39,716 O 37,716