Question

trinta representa quantos pocentos de 80

Answer 1

x=30*100/80
x=3000/80
x=37,5
Resposta: Representa 37,5%

Answer 2

37.5% Calcule X    → 30
                        100 → 80
30.100 = 80x
3000 = 80x
3000/80 = 37.5%