Thats a long seesaw. God they eat too much. The seesaw will break.
It should not be placed.
Nyan cat to the rescue.
An adult and a child are on a seesaw 14.5 ft long. The adult weighs 152 lb and the child weighs 80 lb.
How many feet from the child must the fulcrum be placed so that the seesaw balances?
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