whole driving jayant travels 30 km with a speed of 40km/hr and next 30km with a uniform speed of 20km/hr . find his average speed
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Answer total distance covered is 30+30 =60 km
Now average speed= total distance/ total time taken
= 60÷ 30/40 + 30/20
= 60×40÷90
= 26.66 km/ hr
samiya33:
got it
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