A 45 kg girl is sitting on one end of a see-saw, 0.6 m away from the the pivot pt. How far away form the pivot pt must a 60 kg boy sit on the other side in order for the see saw o be balanced?

Answer 1

W1*d1 = W2*d2.
45*0.6 = 60*d2.
d2 = 0.45 m.