Sue wants to leave her grandson a nice inheritance. She has decided to deposit$350.00each month into an ordinary annuity that earns 4.7%compounded monthly.

How much will be in the account after21years? Round your final answer to the nearest cent. Assume the interest rate stays the same while the account is open.

What is the sum of all of Sue's deposits? Round your final answer to the nearest cent.

How much interest, in total, did her account earn? Round your final answer to the nearest cent.