Post a New Question


posted by on .

a boy walks to his school at a distance of 6km with constant speed of 2.5 k mph and walks back with a constant sped of 4 k mph. His average speed of round trip expressed in k mph is?

  • physics - ,

    V = (2.5+4) / 2 = 3.25 kmh.

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question