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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 (anonymous):
For the seesaw to balanace, mass * distance must be equal
OpenStudy (anonymous):
mark's mass * 4.5 = 53 * 6
OpenStudy (anonymous):
70.67 lbs?
OpenStudy (anonymous):
Correct
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