Density

## Difficult

Q1) A bar of metal has a mass of 90 kg and a volume of 10 $mm^3$. What is the density of the bar of metal?
Q1) A stone has a density 10 kg/$cm^3$ and a volume of 50 $cm^3$. What is the mass of the stone?
Q1) A brick has a density 3 kg/$mm^3$ and a mass of 105 kg . What is the volume of the brick?
Q2) A boulder has a mass of 75 g and a volume of 25 $mm^3$. What is the density of the boulder?
Q2) A pillar has a density 8 kg/$mm^3$ and a volume of 45 $mm^3$. What is the mass of the pillar?
Q2) A pillar has a density 1 g/$cm^3$ and a mass of 35 g . What is the volume of the pillar?
Q3) A boulder has a mass of 30 kg and a volume of 30 $cm^3$. What is the density of the boulder?
Q3) A block of wood has a density 4 g/$mm^3$ and a volume of 45 $mm^3$. What is the mass of the block of wood?
Q3) A pillar has a density 7 kg/$mm^3$ and a mass of 560 kg . What is the volume of the pillar?
Q4) A block of wood has a mass of 135 kg and a volume of 15 $mm^3$. What is the density of the block of wood?
Q4) A boulder has a density 4 g/$mm^3$ and a volume of 15 $mm^3$. What is the mass of the boulder?
Q4) A pillar has a density 9 kg/$cm^3$ and a mass of 810 kg . What is the volume of the pillar?
Q5) A block of wood has a mass of 20 kg and a volume of 10 $cm^3$. What is the density of the block of wood?
Q5) A brick has a density 5 g/$cm^3$ and a volume of 50 $cm^3$. What is the mass of the brick?
Q5) A pillar has a density 7 kg/$cm^3$ and a mass of 35 kg . What is the volume of the pillar?
Q6) A pillar has a mass of 160 g and a volume of 20 $mm^3$. What is the density of the pillar?
Q6) A stone has a density 2 g/$mm^3$ and a volume of 20 $mm^3$. What is the mass of the stone?
Q6) A pillar has a density 3 kg/$mm^3$ and a mass of 15 kg . What is the volume of the pillar?
Q7) A pillar has a mass of 5 g and a volume of 5 $cm^3$. What is the density of the pillar?
Q7) A block of wood has a density 5 kg/$cm^3$ and a volume of 50 $cm^3$. What is the mass of the block of wood?
Q7) A bar of metal has a density 2 g/$mm^3$ and a mass of 80 g . What is the volume of the bar of metal?
Q8) A stone has a mass of 30 kg and a volume of 5 $mm^3$. What is the density of the stone?
Q8) A bar of metal has a density 6 kg/$cm^3$ and a volume of 25 $cm^3$. What is the mass of the bar of metal?
Q8) A pillar has a density 1 g/$cm^3$ and a mass of 25 g . What is the volume of the pillar?
Q9) A bar of metal has a mass of 315 kg and a volume of 45 $cm^3$. What is the density of the bar of metal?
Q9) A brick has a density 9 kg/$cm^3$ and a volume of 35 $cm^3$. What is the mass of the brick?
Q9) A brick has a density 7 kg/$mm^3$ and a mass of 315 kg . What is the volume of the brick?
Q10) A block of wood has a mass of 10 kg and a volume of 5 $cm^3$. What is the density of the block of wood?
Q10) A boulder has a density 9 g/$mm^3$ and a volume of 45 $mm^3$. What is the mass of the boulder?
Q10) A pillar has a density 2 g/$mm^3$ and a mass of 10 g . What is the volume of the pillar?