A uniform seesaw LM LM\,LM of length 3 m is balanced on a central pivot. A child, Sam, of mass 24 kg sits at the end LLL. Another child, Jo, of mass 36 kg sits at a distance y y\,y m from the centre on the opposite side such that the seesaw remains horizontal.
Calculate the value of yyy.
54 exam-style questions on Edexcel A Level Maths Moments, covering 4.1 Moments, 4.2 Resultant Moments, 4.3 Equilibrium, 4.4 Centres of Mass, and 4.5 Tilting. Each one has a worked solution and a mark scheme showing where the marks go.