Question

Divide 40 litres into the ratio 1:3

Answer 1

in plain and short, we simply divide the whole amount by (1+3), and then distribute accordingly.


`\bf 1:3\qquad \cfrac{1}{3}\qquad \cfrac{1\cdot (40)/(1+3)}{3\cdot (40)/(1+3)}\implies \cfrac{1\cdot 10}{3\cdot 10}\implies \cfrac{10}{30}`