it shows that the ratio of the density of aluminium to the density of water is 2.7.
4
Pratham Daga answered this
The relative density of a substance express the heaviness (or density) of the substance in comparison to water. The relative density of aluminum is 2.7. Now, by saying that the relative density of aluminum is 2.7 we mean that aluminum is 2.7 times heavy as an equal volume of water.
14
Saptak Ghosh answered this
The statement means that the ratio between the density of aluminium that is 2.7g cm^3
to the density of water that is 1g cm^3 is 2.7
