Question

Weight of $8$ identical article is $4.8kg$. what is the weight of $11$ such article.

Answer 1

Weight of $8$ identical articles is $4.8kg$
weight of $1$ article is $=\frac{4.8}{8}=0.6kg$
weight of $11$ such articles $=11\times 0.6$
$=6.6kg$
Therefore, the weight of $11$ such articles is $=6.6kg$