Question

a sum give simple interest of rupees 600 for 2 years at the rate of 4% per annum find the compound interest on the same sum at the same rate of interest and same time period when interest is compounded annually

Answer 1

for 2 years compound interest is 2a+b
where 2a is for simple interest 600 and b= (300×4)/100=12
so total is 612