Question
Length of a train, whose speed is 108 km/h, is 540
metres. Find the time taken (in seconds) by train to cross a bridge of length 360 metres.Solution
Speed of train = 108 km/h = 108 × (5/18) = 30 m/s
Required time = (540 + 360) ÷ 30 = 900 ÷ 30 = 30 seconds
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