The number of seats in a university in Engineering, Science and Arts are in the ratio 8 ∶ 5 ∶ 10. There is a proposal to increase the seats by 25%, 40% and 20%, respectively. What will be the ratio after the seats increased?
1
9 ∶ 4 ∶ 11
2
8 ∶ 5 ∶ 9
3
1 ∶ 2 ∶ 3
4
10 ∶ 7 ∶ 12