Units

Question 1

Density of a rectangle

Answer 1

length = 12cm = 0.12m
width = 3cm = 0.03m
height = 4mm = 0.004m

mass = 107g = 0.107kg

volume = 0.12 x 0.03 x 0.004 = 0.0000144 m^3
density = m/v = 7430.56kg/m^3