Question
An athlete runs 200 metres race in 24 seconds. His speed (in km/ hr) is :
Answer: Option A
Answer: (a)Using Rule 1,Speed = $\text"Distance"/\text"Time"$= $200/24$ m/s$200/24$ m/s = $200/24 × 18/5$= 30 km/h [Since, x m/s = $18/5$ x km/h]
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Answer: (a)Using Rule 1,Speed = $\text"Distance"/\text"Time"$= $200/24$ m/s$200/24$ m/s = $200/24 × 18/5$= 30 km/h [Since, x m/s = $18/5$ x km/h]
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