Asked by Anonymous
A lever 10 ft. long is to be balanced by a weight of 36 lb. on one end a weight of 84 lb. on the other end. How far from the 36 lb. weight should the fulcrum be placed?
Answers
Answered by
oobleck
If it needs to be placed x ft from the 36-lb weight, then you have
36x = 84(10-x)
36x = 84(10-x)
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