question 2 please

Problem \#1: How many years does it take for a deposit of $1000 to reach $4000 with an annual effective interest rate of 13.3% ? Problem =1: Answer correct to 4 decimals. Problem \#2: Redo Problem \#1 above, compounding for each complete year, but using simple interest for any remaining fraction of a year at the end. (This is what is actually done in practice.) Problem =2: Answer correct to 4 decimals