Peter deposit k180600 with bsp which offers 6 1/4%per annum interest. Calculate the interest earned After 6years if it is compounded:

Ahh, now you are going to use a different formula

amount = Principal (1 + i)^n , where i is the interest rate per interest period, and n is the number of periods

for yours , i = .0625, and n = 6

plug in and work that calculator.