Question

Q9. A piece of rock with the volume of 15 cubic centimetre and a mass of 45 gram .What is its density?*
(a) 15 gram per cubic
centimetre
(b) 5 gram per cubic centimetre
(c) 3 gram per cubic centimetre
(d) none of these​

Answer 1

Answer:

density = mass /volume

45/3

15 gram per cubic cm