Respostas

A melhor resposta!
2014-07-28T18:07:02-03:00
A)
1----------1000
1/4-----------x

X=250m

B)
1-----------1000
2/5-----------x

X=400
3 4 3
2014-07-28T18:07:28-03:00

a) 1000 / 4 = 250 metros
b) 1000/5=200 ==> 200*2 = 400 metros


2 4 2