A train takes 6 hours to complete a journey at a speed of 72 km/h. How long wale another train take to complete the same journey if its speed is 15 m/s?
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Step-by-step explanation:
convert 15 m/s into km/h
15 * (18/5) = 54 km/h
distance= 72 * 6 = 432
2nd train time = 432/54 = 8 hours
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it takes 103.68 hours to complete the same journey
it takes more time because it's speed is slow
above is the answer of your question
if it is correct then plz give me brainlist answer
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