A vehicle travels 4km with speed of 3km/h and another 4km with speed of 5km/h, then its average speed is? A : 3.50KM/H B :3.75KM/H C :4.00KM/H D :4.25KM/H
Requirements:
A vehicle travels 4km with speed of 3km/h and another 4km with speed of 5km/h, then its average speed is? A : 3.50KM/H B :3.75KM/H C :4.00KM/H D :4.25KM/H
Requirements:
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