Jeff's bank offers a 36-month Certificate of Deposit (CD) with an APR of 2.25%. ☐ Part (a) - Find the Amount. If P = 3500 what is A(9)? (Round your answer to two decimal places.) Part (b) - Solve for t. Solve the equation A(t) = 7000 for t. (Round your answer to two decimal places.) t = yr ☐ Part (c) - Find the Principal. What principal P should be invested so that the account balance is $3500 in three years? (Round your answer to two decimal places.) P = $ Part (d) - Annual Percentage Yield The Annual Percentage Yield is the simple interest rate that returns the same amount of interest after one year as the compound interest does. With the help of your classmates, compute the APY for this investment. (Round your answer to two decimal places.) %