A block of mass 3.65kg and density 600 kg/m^3 floats in a bath of oil of density 970kg/m^3. a piece of metal of mass m and volume 2.15*10^-3 m^3 is attached to the bottom of the block of wood so that the wood is just totally submerged.
A) calculate total volume of wood and metal.
B) the buoyant force on the wood and metal combined.