Health, 20.01.2021 17:40, jc624826

I NEED HELP WILL GIVE BRAINIEST NO JOKE (Science) A certain lever has a mechanical advantage of 3. What class(es) of lever could it be?

A. Third-class only
B. First-class or third-class
C. Second-class or third-class
D. First-class or second-class

Answers: 2

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I NEED HELP WILL GIVE BRAINIEST NO JOKE (Science) A certain lever has a mechanical advantage of 3....