EXAMPLE 25 Einstien goes from Ahmedabad to Lucknow at the
speed of 40 km/hr and returned at the speed of 60 km/hr. The
average speed of Einstiert during the whole journey is :
(a) 48 km/hr
(6) 24 km/hr D
© 50 km/hr
(d) none of these
Answers
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2
Answer:
50 km/h
Step-by-step explanation:
formula of average = sum/count
= 100/2
= 50
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