The density of a block is defined as the ratio of the block's mass to its volume. If the mass and the volume of a block were measured to be 123.34 kg and 2.4 m3 respectively, its density is
A) 51.0 kg/m3 .
B) 51.4 kg/m3 .
C) 51.39 kg/m3 .
D) 5.14 10 kg/m3 .
E) 5.1 10 kg/m3 .
Correct Answer:
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