Physics, asked by jiya630, 1 year ago

A motorist travels A to B at a speed of 40km/hr and returns at speed of 60km/hr. His average speed will be?

Answers

Answered by Anonymous
20
Vavg.= 2v1v2/ v1+v2
Vavg.= 2×40×60/40+60=4800/100=48km/hr

MARK AS BRAIN LEAST.
Answered by Anonymous
5

Answer:

48 km/hr

Explanation:

Av Speed= 2*x/(x/40+x/60)

               = 2*60*40/(40+60)

               = 48km/hr

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