If you invest $$9,000$ per period for the following number of periods, how much would you have received at the end? Use Appendix C$.($Round "Factor" to $3$ decimal places. Round the final answers to the nearest whole dollar.$)$

a$.8$ years at $10$ percent

Future value $

b$.15$ years at $7$ percent

Future value $

c$.20$ periods at $12$ percent

Future value $