Question

A body travelling in a straight line,moves with speed 2m/sec for some time

and with speed 8 m/sec for next equal time.The average speed of the body

is

a) 4m/sec b)7m/s c)3.2m/sec d)None of these​

Answer 1

Answer:

answer is 3.2m/s

Explanation:

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Answer 2

Explanation:

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