Question

A car moves a distance of 200m. It covers first half of the distance
at speed 60kmh and the second half at speed v. If the average
speed is 40kmh, the value of vis [Kerala PET 2011]
(a) 30 kmh-1
(b) 13 kmh-1
(c) 60 kmh
(d) 40 kmh-1
(e) 20 kmh-1​

Answer 1

Answer: The answer is 30km/he.

Explanation:

Check the document attached for explanation . I have converted sppee in m/s YOU CAN CONVERT THE DISTANCE IN KM ALSO

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