Question
An object is put in three liquids having different densities, one by one. The object floats with $\frac{1}{9},\frac{2}{11}$ and $\frac{3}{7}$ parts of its volume outside the surface of liquids of densities $d_1, d_2$ and $d_3$ respectively. Which of the following is the correct order of the densities of the three liquids ?