Anthony finds that the volume of a key is $4.9m^3$ and its mass is $429$ . What is the density?

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Answer 1 · 2018-05-18T12:06:35

What is the mass (in kg) or (in grams)?

If mass is in kg,

density is $=429/4.9 = 87.55$ kg per $m^3$

But since you did not provide unit for mass, it is hard to say.

Anthony finds that the volume of a key is 4.9m^34.9m^3and its mass is 429429. What is the density?