Answer:
[tex]0.00032[/tex]
Step-by-step explanation:
[tex]\frac{125}{625}=\frac{1}{5}[/tex]
[tex]\frac{25}{125}=\frac{1}{5}[/tex]
[tex]r=\frac{1}{5}[/tex]
[tex]a_1=625[/tex]
[tex]a_n=625\left(\frac{1}{5}\right)^{n-1}[/tex]
[tex]a_n=625\left(\frac{1}{5}\right)^{10-1}[/tex]
[tex]0.00032[/tex]