A car running at 45 km / hr take 6 hours to cover a journey at what speed must it travels in order to complete the journey in 5 hours
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speed=distance/time by information,distance=45×6=270.
so speed2=270/5=54. therefore, the car moves with a speed of 54km/hr
so speed2=270/5=54. therefore, the car moves with a speed of 54km/hr
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