Ratio of Bus and Train fare is 4:5. If Bus fare increases by 10% an… — WBCS Preliminary Examination 2017 Q169

Q169

ArithmeticRatio, Proportion & Mixtures

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

Answer: (C) 11:15

New Bus fare $=4\times1.10=4.4$; new Train fare $=5\times1.20=6.0$. The new ratio $4.4:6.0$ simplifies to $11:15$.

WBCS Preliminary Examination 2017 — General Studies · Question 169 of 200