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If a 33 kg child is 1.5 m from the pivot point (or fulcrum), how far from the pivot point will her 29 kg playmate have to sit on the other side for the seesaw to be in equilibrium?
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One cubic meter (1.00m^3) of concrete has a mass of 2.30E+3kg, and 1.00m^3 of copper has a mass of 8.92E+3kg. Find the radius of an concrete sphere whose mass is the same as that of an copper sphere of radius 1.28cm?
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