Compound Measures: Density

• What is the formula for mass?

  mass = density x volume
• What is the formula for volume?

  volume = mass / density
• What is the formula for density?

  density = mass / volume
• The volume of a ring is 100cm3 and the mass is 800g. What is the density?

  8g/cm3
• The density of a earring is 9g/cm3 and the volume is 20cm3. What is the mass?

  180g
• A piece of gold has a mass of 760g and a volume of 40cm3. Work out the density?

  19g/cm3
• A rock has a mass of 56g and a density of 3.5g/cm3. Work out the volume?

  16cm3
• A liquid has a density of 1.3g/ml. Find the mass of 250ml of the liquid?

  325g