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A beaker of mass 1.3 kg containing 2.7 kg of water rests on a scale. A 3.9 kg block of a metallic alloy of density 5300 kg/m³ is suspended from a spring scale and is submerged in the water of density 1000 kg/m³. What does the hanging scale read? The acceleration of gravity is 9.8 m/s^2.

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