Question

were are things grouped together

Answer 1

To make the study of these things easy, these things have been divided into few groups in such a way that things in the same group have similar properties.

For example, in a shop, soaps are kept

together at one place while biscuits are kept together elsewhere.

Even among soaps, bathing soaps are stacked separately from

washing soaps.

Answer 2

Things are need to be grouped together in many cases.

Mixing differnt things together can also $\textbf{Benefit}$ in several ways like :

1. Making of food also involves, mixing of differnt items.

2. When ice cream is made many ingredients are mixed together.