Question

4.

A 40 kg child and a 30 kg child want to balance themselves on a 4 meter, 50
kilogramn see-saw. Where should the fulcrum be placed?

Answer 1

The fulcrum will be at 1.83 metres

Step-by-step explanation:

Using the principle of moment

40(2-x) = 50x + 30(2 + x)