Find the distance covered by a man walking for 30min at a speed of 10km/hr?  Choose the correct choice from the following.
A) 1km  B) 3km  C) 4km  D) 5km  E) 6km
5kmistance = 10*20/60 = 5km   Answer is 5km
<result>D</result>
Find the distance covered by a man walking for 30min at a speed of 10km/hr?