Question

calcule as seguintes porcentagens:
exemplo 40% de 400 faz-se:40:100×400=160


a)20% de 100 b)20% de 1000 c)25% de 600 d)30% de 1200.​

Answer 1

Resposta:

a) 20

b) 200

c) 150

d) 360

Explicação passo-a-passo:

a) 20:100x100 = 20

b) 20:100x1000 = 200

c) 25:100x600 = 150

d) 30:100x1200 = 360