On the imaginary planet of Metalinus, metals have different densities than what they have on Earth. For example, brass has a density of 11 g/cm³ and lead has a density of 15 g/cm³. The beings living on this planet love to balance things. Where should they place their tentacle to balance a beam that is 2 meters in length if the first half of the beam is made of brass and other half of the beam is made of lead?

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Imagine the beam as a number line where 0 represents the left end of the beam and 2 represents the r... View the full answer