Respostas

2013-12-08T23:34:07-02:00
( 3 * 450 ) / 5
1350 / 5
= 270 km
2013-12-08T23:36:29-02:00
450/5=90
90x3=270
3/5 de 450= 270km

Espero ter ajudado Edison ;D
1 5 1