please help growth and decay problem

Answer:
88
Step-by-step explanation:
f(t) = 103 / ( 1 + 26 * [tex]e^{-0.3t}[/tex])
here t = 17 years
f(17) = 103 / ( 1 + 26 * [tex]e^{-0.3*17}[/tex])
= 103 / (1 + 26 * [tex]e^{-5.1}[/tex])
= 103 / (1 + 26 * 0.00610)
= 103 / (1 + 0.1586)
= 103 / 1.1586
= 88.9003
As number of bears should be integer
I guess 88 or 89