Acid and water in two vessels A and B are in the ratio 2 : 3 and 3 : 2 respectively. In what ratio should both the vessels be mixed to get a mixture of acid and water in the ratio 4 ∶ 5?
1
7 : 2
2
13 : 7
3
11 : 13
4
13 : 11
Acid and water in two vessels A and B are in the ratio 2 : 3 and 3 : 2 respectively. In what ratio should both the vessels be mixed to get a mixture of acid and water in the ratio 4 ∶ 5?