Question

PERGUNTA 6: Calcule os valores desconhecidos.
a) 5/5 = 10/x
b) 8/x = 2/20
c) x/7 = 30/3
d) 6/2 = x/30​

Answer 1

Resposta:

a)5x= 10.5

5x= 50

x= 50/5 = 10

b) 2x= 20.8

2x= 160

x= 160/2

x= 80

c) 3x= 30.7

3x= 210

x= 210/3

x=70

d) 2x= 30.6

2x= 180

x= 180/2

x= 90