there are 2 seperate questions. the second question answer options are; 8.38 years, 4.5 years, .27 years, .3 years.

The future value and present value equations also help in finding the interest rate and the number of years that correspond to present and future value calculations If a security currently worth $9,200 will be worth $10,348.75 three years in the future, what is the implied interest rate the investor will earn on the security assuming that no additional deposits or withdrawals are made? 8.89% 0.37% @ 3.20% 4.00% for this investment to read If an investment of $45,000 is earning an interest rate of 4.00%, compounded annuall then it will take 3.38 years 3 value of $53,686.18-assuming that no additional deposits or withdrawals are made during this time