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If a car covers (2)/(5)^(th) of the tota...

If a car covers `(2)/(5)^(th)` of the total distance with `v_1` speed and `(3)/(5)^(th)` distance with `v_2`. Then average speed is

A

`(5v_1v_2)/(3v_1+2v_2)`

B

`(v_1+v_2)/2`

C

`1/2sqrt(v_1v_2)`

D

`(2v_1v_2)/(v_1+v_2)`

Text Solution

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The correct Answer is:
A
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