(a) What e?ective rate of interest per month is equivalent to an e?ective rate of interest of 12% per two years?
(b) What e?ective rate of interest per 1.3 years is equivalent to an e?ective rate of interest of 1% per three months?
(c) What force of interest per half year is equivalent to an e?ective rate of interest of 5% per eight months?