List of top Physics Questions on Pressure asked in KCET

Two solids $P$ and $Q$ float in water. It is observed that $P$ floats with half of its volume immersed and $Q$ floats with $\frac{2}{3^{rd}}$ of its volume is immersed. The ratio of densities of $P$ and $Q$ is

Two solid pieces, one of steel and the other of aluminium when immersed completely in water have equal weights. When the solid pieces arc weighed in air

From the adjacent figure, the correct observation is