A solid object is made of two materials,one material having density of 2 000 kg/m³ and the other having density of 5 000 kg/m³.If the object contains equal volumes of the materials,what is its average density? A) 2 857 kg/m³ B) 3 500 kg/m³ C) 4 500 kg/m³ D) 7 000 kg/m³ E) more information is needed

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Quizplus · Accepted Answer

The average density is calculated by taking the mean of the two densities since the volumes are equal: (2000 kg/m³ + 5000 kg/m³) / 2 = 3500 kg/m³.

A Solid Object Is Made of Two Materials,one Material Having