Question

Here is given a AP
$\LARGE\bf \dfrac{1}{5\times 6},\dfrac{1}{6\times 7},\dfrac{1}{7\times 8}\dots\dots$
Find:-

$\sf\longrightarrow S_{16}$

Note:-
Answer must be in 60+ words
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Answer 1

Answer is in Attachment Bro and please don't mind the cutting and writing .

Answer 2

Answer:

And never think that unaware that they will be locked for 1 minute and then