A car travels with a speed of 50 km/h for 2 hours and 100 km/h for 1 hours what is the average speed
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Answer:
Total distance S = v1.t1 + v2. t2 S = 50 × 1 + 100 × 1 = 150km.
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Answer:
3v1v2/v1+2v2=. 75km/hr
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