Question

5. A boy goes to school at a speed of 3 km/h
and returns to the village at a speed of
2 km/h. If he takes 5 h in all, what is the
distance between the village and the school?
(a) 16 km
(b) 8 km
(C) 6 km
(d) 18 km​

Answer 1

Answer:

average velocity for the journey =3+5/2=4km/h

now s = distance /time taken

distance=4*5=20km is the ans. i think