Question 948518
First year:10000+(0.10)(100000)=110000
Second year:110000+(0.10)(110000)=121000
Third year: 121000-(.10)(121000)=121000-12100=108900
Fourth year: 108900-(0.10)(108900)=108900-10890=98010
ANSWER: After 4 years the population was 98010.