Question

A boy travels 5 km from his house to reach his school.On finding it closed he returns to his house what is (a) distance travelled by the boy (b) the final displacement of the boy

Answer 1

total distance = 5+5=10km
and displacement will be zero because it go in a straight direction.

Answer 2

a: distance from home to school :5 km
obvious the distance between school to home is 5km
then the total distance is :5+5=10km

b: the displacement is 5m-5m=0

hope this helps you..