Two alloys both are made up of zinc and tin. The ratio of zinc and tin in the first alloy is 2 ∶ 3 and in the second alloy is 1 ∶ 4. In what ratio should the two alloys be mixed to get a new alloy having zinc and tin in the ratio 2 ∶ 5?
1
1 ∶ 2
2
4 ∶ 3
3
2 ∶ 3
4
3 ∶ 4