Respostas

2014-07-26T18:35:04-03:00
X/8 = 1/5
x/8 = 0,2
x = 8. 0,2
x = 1,6

5/8 de 1,6= 1,6 x 5 /8= 1
2 1 2
2014-07-26T19:26:35-03:00