Question

For a sequence, if $S_n=\frac{n}{n+1}$ then find the value of $S_{10}$.

Answer 1

It is given that $S_n=\frac{n}{n+1}$

$\therefore$ For $n=1,S_n=\frac{1}{2}$

Similarly, For $n=10$

$S_n=\frac{10}{10+1}=\frac{10}{11}$