Motion in A Straight Line

Question: A car moves for half of its time at 80 km/h and for rest half of time at 40 km/h. Total distance covered is 60 km. What is the average speed of the car



1) 60 \[km/h\]
2) 80 \[km/h\]
3) 120 \[km/h\]
4) 180 \[km/h\]
Solution: Explanation: Explaination
uniform-motion

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