1.

Ratio of Bus and Train fare is 4 ∶ 5. If Bus fare increases by 10% and Train fare increases by 20%, new ratio of Bus and Train fare will be

A. 15 ∶ 11
B. 7 ∶ 13
C. 11 ∶ 15
D. 5 ∶ 9
Answer» D. 5 ∶ 9


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