What will be the solution to these 3 questions? with workings of all.

What is the future value of a $1000 investment today at 8 percent annual interest which compounded semiannually for 6 years? Your answer Mr. Noman has a contract in which he will receive his payments of $1,200 at the end of the first year, $1,600 at the end of the second year and $2,000 at the end of third year. If the discount rate is 12% per year applied then calculate the amount of present value of Mr. Noman's all the future benefits. Your answer Shelly will receive $8000 per year for the next 20 years. The discount rate is 14%. Calculate the present value of Shelly's future earnings. Your