Key learning points

1. There are infinitely many equivalent ratios.
2. A ratio is in its simplest form if the HCF of all the parts is one and all parts are integers.
3. A ratio is in unitary form if one of the parts is equal to one.
4. A ratio in unitary form may not be a simplified ratio.

Keywords

• Unitary ratio - A unitary ratio is any ratio where one part of the ratio is 1

Common misconception