A particle Travels the first half of its Total distance along a straight line with the speed V kmph and the next half with a speed of 60 kmph in the average speed of the journey is 40 kmph the value of V is
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Answer:
20kmph
Explanation:
(v + 60) ÷ 2 = 40
(v + 60) = 80
v = 20kmph
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