If you invest $12,000 today, how much will you have: (Use a Financial calculator to arrive at the answers. Round the final answers to the nearest whole dollor.) a. In 6 years at 7 percent? Future value $ b. in 15 years at 12 percent? Future value $ c. in 25 years at 10 percent? Future value $ d. in 25 years at 10 percent (compounded semiannually? Future value