I got the first one right, how about the second blank, thanks for helping!!!

How many years does it take for a deposit of $1000 to reach $3950 with an annual effective interest rate of 13.5%? 10.8480 Answer correct to 4 decimals. Just Save Submit Problem #1 for Grading Problem #1 Attempt #3 Attempt #4 Attempt #5 Attempt #1 18.2825 Attempt #2 10.8480 Your Answer: Your Mark: 0/2x 2/2v 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.) Answer correct to 4 decimals. Just Save Submit Problem #2 for Grading Problem #2 Attempt #1 Attempt #2 Attempt #3 Attempt #4 Attempt #5 Your Answer: Your Mark