Tasha has a mass of 20 kg and wants to use a 4.0 m board ofmass 10 kg as a seesaw.

Tasha has a mass of 20 kg and wants to use a 4.0 m board ofmass 10 kg as a seesaw. Her friends are busy, so Tashaseesaws by herself by putting the support at the systems center ofgravity when she sits on one end of the board. How far is shefrom the support point?