A distance is covered in 3 hours at 5kmph.how much time will be taken to cover it at 20 kmph
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Total distance=5*3=15km
Time required to cover 15 km at a speed of 20 km/he=distance/speed=15/20hr=0.75hr=45min
Time required to cover 15 km at a speed of 20 km/he=distance/speed=15/20hr=0.75hr=45min
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