Question

360 alunos representam quantos % de 1200?

Answer 1

i=360*100/1200

i=36000/1200

i=30

Resposta: 30%

Answer 2

Regra de 3:

1200 -------- 100%

360 ----------  x%

1200*x= 360*100

        x= 360*100/1200 → Simplificando.

        x= 360/12

        x= 30

Resposta → 360 alunos equivale a 30% de 1200 alunos.