John deposited $1000 on 1st January 2011 in an account paying interest of 12% per annum compounded quaterly. He also deposited $800 (on 1st January 2011) in another account which pays 15% per annum effective interest. Find the time(n) when the two accounts will be equal value if the exact method is used for fractions of an interest period.

1 answer

What is the compounding period for the second account?