Vinay and Mahesh are 250 metres apart from each other. They are moving towards each other with the speed of 36 km/hr and 54 km/hr respectively. In how much time will they meet each other?
A. 15 seconds
B. 10 seconds
C. 20 seconds
D. 12 seconds
Answer: Option B
Solution (By Examveda Team)
$$\eqalign{ & {\text{Time}} = \frac{{250}}{{\left( {36 + 54} \right) \times \frac{5}{{18}}}} \cr & = \frac{{250 \times 18}}{{90 \times 5}} \cr & = 10{\text{ second}} \cr} $$This Question Belongs to Arithmetic Ability >> Speed Time And Distance
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