Science question? please help?

Question

at 20.0 degrees Celsius steel has a density of 7.80 g/cm cubed. a 100 gram piece of steel would occupy what amount of cubic cm of space?

A. 128

B.0.078

C.12.8

D.780

Answer 1

mass/density=volume

100g/7.80(g/cm3)=12.8205cm3

the answer you are looking for is C

Answer 2

100g / 7.8g/cc = C. = 12.8cc.

Answer 3

your answer is c

Answer 4

12.8

You know that in 1 cm cubed you have 7.8 grams of steel.

100 divided by 7.8 = 12.8