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OpenStudy (anonymous):
Use the Law of the Lever to solve the following. Mark sits 4.5 feet from the center of the seesaw to balance a friend who weighs 53 lbs and is sitting 6 feet from the center. How many pounds does Mark weigh? Round to the nearest hundredth.
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OpenStudy (radar):
Let x = Mark's weight. 4.5x=6*53 4.5x = 318 x=70.666666lbs
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