Please help!

An investment with an initial deposit of $9,433 is growing at an interest rate of 6.72% compounded monthly. Round all answers to two decimal places where necessary. 1. Find the accumulated amount of the investment at the end of 2 years. P/Y=C/Y=PV=$N=PMT=$I/Y=FV=$ 2. At the end of the 2 years, the interest rate changes to 4.24% compounded quarterly. Calculate the accumulated amount in this investment at the end of 7 years from the initial deposit of $9,433. P/Y=C/Y=PV=$N=PMT=$I/Y=FV=$ 3. Find the total amount of interest accumulated during the entire 7 years of the investment