An employee obtained a loan of P486,555 at the rate of 20.774% compounded bimonthly to build a house. Determine the following: 1.Nominal interest rate compound twice a month %. 2.Amount he has to pay...

An employee obtained a loan of P486,555 at the rate of 20.774% compounded bimonthly to build a house. Determine the following: 1.Nominal interest rate compound twice a month %. 2.Amount he has to pay at the end of thw 15 years? 3.Equal amount to be paid at the end of 5th and 7th year to be fully paid.