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A sledgehammer weighs 18 pounds on Earth and 4 pounds on the planet Namar. Which of the following proportions could you use to determine a 100-pound earthlings weight on namar?

1 Answer

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We can use this proportion: 18:4 = 100:x, since we have 18 lbs on earth and 100 lbs on earth in comparison to 4 lbs and x lbs on namar.
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