Motion in A Straight Line

Question: One car moving on a straight road covers one third of the distance with 20 km/hr and the rest with 60 km/hr. The average speed is



1) 40 km/hr
2) 80 km/hr
3) \[46\frac{2}{3}\] km/hr
4) 36 km/hr
Solution: Explanation: Explaination
uniform-motion

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