The total emoluments of two persons are the same, but one gets allowances to the extent of 65% of his basic pay and the other gets allowances to the extent of 80% of his basic pay. The ratio of the basic pay of the former to the basic pay of the letter is :
1
16 ∶ 13
2
5 ∶ 4
3
7 ∶ 5
4
12 ∶ 11