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A train cover a distance of 360km in 6 hours. By how much should the speed be increase to cover the same distance in 4 hours? |
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Answer» Answer: 90km/h Step-by-step EXPLANATION: time T1= 6 HOURS and time t2= 4 hours velocity v1= distance/time v1= 360/6=60 km/h now for time t2= 4 hours velocity v2= 360/4=90 km/h |
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