Test Academy | If a car covers 2/5th of the total distance with v1 speed and 3/5th distance with v2 then average speed is (1/2)√(v1v2), (v1+v2)/2, 2v1v2/(v1+v2), 5v1v2/(3v1+2v2)

Question

If a car covers 2/5th of the total distance with v1 speed and 3/5th distance with v2 then average speed is

Options :

(1/2)√(v1v2)
(v1+v2)/2
2v1v2/(v1+v2)
5v1v2/(3v1+2v2)

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