z=90

On 1 January 2017, a company took out a bank loan for 600,000 + 3,000z. The loan is to be repaid by level monthly instalments with the first instalment to be paid at the end of January 2020 and the final instalment to be paid at the end of December 2029. The bank charged a rate of interest of 9% per annum convertible monthly The bank charged a rate of interest Calculate: (i) the amount of the level instalment paid; (ii) the capital outstanding on 1 January 2020; (ii) the total interest paid and the total capital repaid in 2020; (iv) the interest paid and the capital repaid in the final monthly ins talment