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In a linear race of 1000 m A beats B by...

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In a linear race of 1000 m, A beats B by 50 m or 5 seconds. What is the difference between the speeds (in m/s) of A and B?

Answer & Solution
Correct Answer: Option B
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$$\eqalign{ & {\text{Speed of B}} = \frac{{50}}{5} = 10{\text{ m/sec}} \cr & {\text{Time same}} \cr & {\text{Then,}} \cr} $$
Races and Games mcq question image
$${\text{Difference in speed}} = \frac{{200}}{1} - \frac{{10}}{1} = \frac{{10}}{{19}}$$
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