1. You invest $720 in an account that has an annual interest rate of 6.2%, compounded semiannually. How much money will be in the account after 5 years? Round your answer to the nearest whole number and include units. Show work.
2. Suppose the population of a town is 3,400 in 2000. The population decreases at a rate of 2% every 20 years. What will be the projected population in 2040? Round your answer to the nearest whole number and include units.
3. You invest an initial $2,000 in an account that has an annual interest rate of 6%, compounded daily. How much money will you have in the account after 15 years? Round your answer to the nearest whole number.
4. You invest an initial $1,000 in an account that has an annual interest rate of 2%, compounded quarterly. How much money will you have in the account after 5 years? Round your answer to the nearest whole number and include units.