Simplify \(6:1.5\). Multiply both numbers by 2. A room has to be painted blue and yellow in the ratio \(2:3\). Express the proportion of the room that has to be painted in each colour as a fraction.

Simplify \(6:1.5\). A room has to be painted blue and yellow in the ratio \(2:3\). Express the proportion of the room that has to be painted in each colour as a fraction. There are five parts in this ...