Q: Anna masses 30 kg and is on a seesaw with her older sister who masses 50 kg. The see-saw is 10m long and its center is balanced on the fulcrum. If Anna is sitting at one end of the see-saw, where on the other side must her older sister sit such that the see-saw will be balanced?
A		1 m from the center
B		2 m from the center
C		2 m from the end
D		At the end

Forces | Quantitative Skills |