Practice questions
Challenge questions
Find both unknowns and the total when only one part is given
Word problems
Real-life contexts — read carefully and identify the calculation needed

Unitary method

Find the value of one part first, then multiply to find the unknown.

Ratio \(2:3\), first part is 8 → one part = \(8\div2=4\) → second part = \(3\times4=12\)