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Calculating Heights and Distances

A passenger t...

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A passenger takes 2 minutes standing on amoving escalator to reach the top. If escalator isstationary he takes 3 minutes to walk up. Timetaken to reach the top when he walk up on movingrhescalator(2) 5 minutes(1) 2.4 minutes(4) 1.2 minutes(3) 1 minute

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Calculating Heights and Distances

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