Average Speed #2 There are errors in your submission. Please look below for details. Jai drives from city A to city B at an average speed of 90kmph. As soon as he reaches, he turns around and comes back to city A, but this time at an average speed of 30kmph. What is is average speed in kmph for the whole journey? Round off your answer to the nearest whole number. If you think there isnt sufficient data to answer this question, then put 0 as your answer
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Explanation:
now we know average speed for the journey divided into 2 parts =2v1v2/v1+v2
ATQ
2×90×30/90+30
5400/120
540/12
45km/h
so the final answer will be 45km/h
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