Question
Asked Sep 1, 2019
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An olympic runner competing in a long-distance event finishes with a time of 2 hours, 27 minutes, and 45 seconds. The event has a distance of 25.1 miles. What is the average speed of the runner in kilometers per hour?

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Expert Answer

Step 1

Given information:

The time taken by the runner to cover the given distance (t) = 2 hours 27 min 45 secs.

The distance covered by the runner in this time (d) = 25.1 miles.

Average Speed of the Runner (V) =?

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According to the definition of average speed, the relation between these quantities is given as: d V

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Step 2

substituting the val...

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25.1 0.00282 miles/sec V ((2x3600)+(27x60)+45) 0.00282 x 1.609 Rm x 3600 sec 0.00282 miles mile hr sec V 16.33 km/hr

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