Question

A man walks on a straight road from his home to a market 5 kms away with a speed of 10km/h. Finding the market closed, he instantly turns back, walks back with 5km/h Find his average Velocity Average speed over the whole journey.​

Answer 1

Answer:

Av. velocity =total distance

[v] .....................

total time

T1=5/10=1/2 hr

T2=5/5=1hr

therefore,

v=5+5/[1/2+1]=10*2/3

={20/3}km/hr