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Continue to ChatA train is 130m long it travels at speed of 45 km/hr. it cross a bridge in 30 seconds. The length of Bridge is ? https://pastmcqs.pk/a-train-is-130m-long-it-travels-at-speed-of-45-km-hr-it-cross-a-bridge-in-30-seconds-the-length-of-bridge-is/