Question

John weighs 90 lbs and Jane weighs 60 lbs. They are both sitting on a seesaw. If John is seated 10 feet away from Jane, how far should each be from the fulcrum of the seesaw?

Answer 1

Answer: Jane 6ft from fulcrum

John 4 ft from fulcrum

Explanation: You use the law of moment of force.

That is Clockwise moment equals anti clockwise moment.

Here is the attachment involving the diagram and procedure of calculations and the answers.