Multiple Choice Question (MCQ)
Question: What is the density (r) in g/cm3 of an iron cube, if it weighs (W) 4.8 kg and volume (V) is 640 cm,3?
A.
6.6 g/cm<sup>3</sup>
B.
6.9 g/cm<sup>3</sup>
C.
7.2 g/cm<sup>3</sup>
D.
7.5 g/cm<sup>3</sup>
Correct Answer: 7.5 g/cm<sup>3</sup>