Question

A labourer earns $Rs1980$ in $12$ days.
How much does he earn in $7$ days?

Answer 1

In 12 days laborer earns$=Rs1980$

In 1 days laborer earn$=\frac{1980}{12}=Rs165$

In 7 days laborer earn$=7\times 165=Rs1155$

Therefore laborer earn Rs $1155$ in 7 days