Question

Two vessels of equal volumes contains milk and water mixed in the ratio 1:2,2:3. when these mixtures are mixed to form a new mixture, what is the ratio of milk and water?

Answer 1

1 +2 =3
2+3=5
make quantities same
5 +10 =15
6+9 =15
so 5+6 =11
10+9 =19
so 11:19