Question

A man travels half time of its journey with speed
of 5 m/s and for remaining half time he moves
half of its total distance travelled, with speed
of 3 m/s and remaining half distance with
speed of 6 m/s. Find out the average speed of
the man?​

Answer 1

average speed=u+v/2

=5m/s+(3m/s+6m/s)/2

=(5m/s+9m/s) /2

=14m/s. /2

=7m/s.

Answer 2

Answer:

average speed is 7m/s.....