The salaries of three friends A, B and C are in the ratio 2 ∶ 5 ∶ 7. If the increment in their salary is 5%, 20% and 30% respectively, what is the new ratio of their salaries?
1
40 ∶ 63 ∶ 110
2
35 ∶ 43 ∶ 110
3
21 ∶ 60 ∶ 91
4
29 ∶ 63 ∶ 91
5
35 ∶ 28 ∶ 97