Question

A car goes straight from a point A to a point B with a
velocity of 40 km/h and returns back with a velocity of 60
km/h. The average velocity during the whole journey is :
(a) 0
(b) 48 km/h (c) 50 km/h (d) none​

Answer 1

Answer:

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Answer 2

Answer:

option (a) 0 is true I think