Formula
[tex]P(x)=a(1+r)^x[/tex]Given
[tex]\begin{gathered} a=2900 \\ r=18.5\text{ \%} \\ x=8years \end{gathered}[/tex]Substitute the given into the formula
[tex]\begin{gathered} P(8)=2900(1+0.185)^8 \\ P(8)=2900(1.185)^2 \\ P(8)=4,072.2525 \end{gathered}[/tex]The final answer
[tex]4,072students[/tex]