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During his morning walk, Rajiv crosses a...

During his morning walk, Rajiv crosses a bridge in 7.5 minutes. If he walks at an average speed of 2 km/h, find the length of the bridge. Sanjay crosses the same bridge in 5 minutes. How much time would Sanjay take in covering a distance of 1 km? Find the their speeds?

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The correct Answer is:
250m; 20 minutes 2:3
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