In a class of c children 2/5 are boys what fraction are girls

Jawab:
³/₅ are girls

Penjelasan dengan langkah-langkah:
Girls = 1 – Boys
Girls = 1 – ²/₅
Girls = ⁵/₅ – ²/₅
Girls = ⁽⁵⁻²⁾/₅
Girls = ³/₅
Therefore ³/₅ are girls

(xcvi)