Answer:
5744. 61 cents
Step-by-step explanation:
after 1 year:
20700×89%=18423
after 2 years:
18423×89%=16396.47
after 3 years:
16396.47×89%=14592.8583
after 4 years:
14592.8583×89%=12987.64389
after 5 years:
12987.64389×89%=11559.00306
after 6 years:
11559.00306×89%=10287.51272
after 7 years:
10287.51272×89%=9155.886323
after 8 years:
9155.886323×89%=8148.738828
after 9 years:
8148.738828×89%=7252.377557
after 10 years:
7252.37757×89%=6454.616026
after 11 years:
6454.616026×89%=5744.608263
~5744.61 (nearest cent)
~