Respostas

2014-08-15T08:58:40-03:00
2 /3 ⇒ 5.456
5/8 ⇒ x

2x/3 = 5.456 .5 /8
2x3= 27.280/8
2x /3 = 3.410
2x =3.410 . 3
2x = 10.230
x = 10.230 / 2
x =5.115

serao necessario 5.115 ladrilhos
2 3 2