11a. 
b. 
c. 
g. 
12. 3.366288429
13. The equilibrium point is (4, 16.40). C.S.=38.4, P.S.=19.2
14. Future value=$16162.34, Present value = $8437.48
Present value is 
times Future value
Future value is 
times Present value
11a. b. c.
g.
12. 3.366288429
13. The equilibrium point is (4, 16.40). C.S.=38.4, P.S.=19.2
14. Future value=$16162.34, Present value = $8437.48
Present value is times Future value
Future value is times Present value