An object is made of two equal parts by volume; one part has density \rho_0 and the other part has density 2 \rho_0. What is the average density of the object?

UPSC NDA 2 2022 General Ability Solved Paper

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An object is made of two equal parts by volume; one part has density ρ0 and the other part has density 2ρ0. What is the average density of the object?

3ρ0
‌
3
2
ρ0
ρ0
‌
1
2
ρ0

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