A man covers a distens of 24 km at the soeed of 8km/hr and distance of 18 km at the speed 9km/hr .further he covers a distence of 12 km at the speed of 3 km/hr.what is average speed in coveringh the whole distance?
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The formula for calculating average speed is total distance/ total time.
so, according to it the answer would be (24+18+12) divided by (3+2+4)
Therefore, the answer is 54/9 km/hr
and if we simplify it the answer would be 4 km/hr
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