SOLUTION: Tom, Dick, and Harry weigh 50, 85, and 120 lbs. respectively and use a 12 ft. plank for a teeterboard. Tom sits 5 ft., Dick sits 4 ft., and Harry sits 3 ft. from the fulcrum on the
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Question 103849: Tom, Dick, and Harry weigh 50, 85, and 120 lbs. respectively and use a 12 ft. plank for a teeterboard. Tom sits 5 ft., Dick sits 4 ft., and Harry sits 3 ft. from the fulcrum on the same side. The fulcrum is at the midpoint of the board. How far must a 200-pound friend sit from the fulcrum to balance them?
