Jeremy E. answered 02/04/19
Mathematics, Programming, Physics, Automation, and Guitar
you could easily put this in your calculator and continually multiply 18000 by (100%-13.5%), or notice that each year is just another multiplication so Value = 18000*(0.865) ^ n, where n is the number of years
Value = 18000 * (0.865) ^ 14
Value =2363.19