You invested $8,000 in a savings deposit 7 quarters ago and it has grown to $8743 today. What nominal rate of annual interest (compounding quarterly) did you earn? (expressed as a percentage to two decimal places; don't use the % sign) Answer: Jill has an opportunity to invest $ 29,000 today at a compound interest rate of 8.9% p.a compounded quarterly. If she wants the account to grow to $105,000, how long does she need to hold the investment? Answer in quarters to two decimal places