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Continue to ChatA train takes 50 minute for a journey if it runs at 48 km/hr. The rate at which the train must run to reduce the time to 40 minutes will be? https://pastmcqs.pk/a-train-takes-50-minute-for-a-journey-if-it-runs-at-48-km-hr-the-rate-at-which-the-train-must-run-to-reduce-the-time-to-40-minutes-will-be/