Question

a boy was 30 kg sitting at the distance of 2 metre from a middle of a see-saw.where should a boy of 40 kg sit to balance the see-saw​

Answer 1

Answer:

both side equal force has to applied to balance it.

mass ¹ x distance ¹ = mass ² x distance ²

30 x 2 = 40 x distance²

distance ² = 1.5 metre

mark brainliest