The salaries of A, B and C are in the ratio of 1 ∶ 3 ∶ 4 respectively. If their salaries are increased by 5%, 10% and 15% respectively, then their increased salaries will be in the ratio of:
1
20 ∶ 66 ∶ 95
2
21 ∶ 66 ∶ 95
3
21 ∶ 66 ∶ 92
4
19 ∶ 66 ∶ 92