Two trains start at the same time for two station A and B toward B and A respectively. If the distance between A and B is 220 km and their speeds are 50 km/hr and 60 km/hr respectively then after how much time will they meet each other?
A. 2 hr
B. $$2\frac{1}{2}$$ hr
C. 3 hr
D. 1 hr
Answer: Option A
Solution (By Examveda Team)
$$\eqalign{ & {\text{Relative speed}} \cr & {\text{ = 60 + 50}} \cr & {\text{ = 110 km/h}} \cr & {\text{Time taken}} \cr & {\text{ = }}\frac{{220}}{{110}} \cr & {\text{ = 2 hr}} \cr} $$This Question Belongs to Arithmetic Ability >> Problems On Trains
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