1.

A car travel first 13rd of the total distance at 30 km/hr, next 13rd of the total distance at 40 km/hr and last 13rd of the total distance at 24 km/hr. It's average speed in km/hr for the whole Journey is

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A car travel first 13rd of the total distance at 30 km/hr, next 13rd of the total distance at 40 km/hr and last 13rd of the total distance at 24 km/hr. It's average speed in km/hr for the whole Journey is



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