What nominal rate per annum compounded weekly is equal to 9.5% p.a. compounded semi-annually? O 9.157% O 9.466% O 9.326% O 9.002% O 9.290%Effective Rate - actual interest rate after taking compounding into account. mn r Effective Rate = (1 + :2") 1 r m = Nominal interest rate no m = Number of compounding periods n = Period of the effective rate Always use the same discount rate as the time period