Answer:
Step-by-step explanation:
This is a geometric sequence.
a = first term = 1
Common ratio = r = second term ÷ first term
= (3/5)÷ 1 = 3/5
[tex]t_{n}=ar^{n-1}\\\\t_{8}=1*(\dfrac{3}{5})^{7}\\\\= \dfrac{3^{7}}{5^{7}}\\\\\\= \dfrac{2187}{78125}[/tex]
