train runs for 3 hours to a speed of 50 km per hour and for the next two hours at a speed of 65 km per hour find the average speed of the train for 5 km journey
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distance covered in first 3 hours = 3 * 50 km =150km
distance covered in next 2 hours =2 * 65 km = 130km
total distance covered = 150+130km = 280km
average speed = total distance/total time
= 280 / 5 kmph
= 56 kmph
hope it helps..............
pls mark me brainliest
distance covered in next 2 hours =2 * 65 km = 130km
total distance covered = 150+130km = 280km
average speed = total distance/total time
= 280 / 5 kmph
= 56 kmph
hope it helps..............
pls mark me brainliest
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