A body of volume 100 cm³ weighs 1 kgf in air. Find (i) it's weight in water and (ii) it's relative density.

A body of mass 70 kg, when completely immersed in water, displaces 20,000 cm³ of water. Find (i) the weight of body in water and (ii) the relative density of material of body.

A solid weighs 32 gf in air and 28.8 gf in water. Find (i) the volume of solid, (ii) R.D. of solid, and (iii) the weight of solid in a liquid of density 0.9 g cm^-3.

A body weighs 20 gf in air and 18 gf in water. Calculate relative density of the material of the body.