Math, asked by athulkrishna6164, 10 months ago

a boy Travels 50 km with 5 km per hour and then the for next 4 hours travels with a uniform speed of 20 km per hour what is the average speed for the whole journey

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Answered by charmingqueen143

3

hope it help you plss mark it as brainliest.......

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Answered by thekartiksingh9

0

Answer:

The answer is option b which is 65 / 7 km/hour

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