Respostas

2014-05-05T23:18:47-03:00
3/3-2/3 =1/3

4/4- 3/4 = 1/4

1/3 x 1/4 =1/12

36/x = 1/12

multiplica em cruz

x = 36 .12

x = 432 litros
3 4 3