a car travels 30 km at a uniform speed of 40km/hr and the next 30 km at a uniform speed of 20km/hr . find its average speed.
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Answer is
Total distance /total time
60/2.25=26.67km/hr
Total distance /total time
60/2.25=26.67km/hr
atulit:
bhai pura solution bhej do
total distance =30+30=60
total time =distance /speed
of both
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