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Relative Position

A thief is sp...

Question

A thief is spotted by a policeman from a distance of 200m.The thief starts running and the policeman chases him.The thief and policeman runs at the rate of 10 km and 11km respectively.What is the distance between them after 6 minutes.

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Solution

Relative speed of thief and policeman $= (11 - 10)$ km/hr $= 1$ km/hr.
Distance covered in $6$ months $= \frac{1}{60} \times 6 = \frac{1}{10} k m = 100 m$
Distance between thief and policeman $= (200 - 100) m = 100 m$ .

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