7 of 30 Su Mei deposits $24971 today in a financial account which provides an annual interest of 6% (compounded quarterly). How long does she need to leave her money in this financial account if she wants to have an account balance of $44971? (Note: please retain at least 4 decimal places in your calculations and at least 2 decimal places in the final answer.) Su Mei has to leave her money in this financial account for at least years. Unsure