The length of the side of a transparent cube is 18 cm Inside

Last updated: 6/13/2023

The length of the side of a transparent cube is 18 cm Inside the cube there is an air bubble If it is seen from one face of the cube the depth of the bubble is 2 cm and if it is seen from the opposite face the depth is 10 cm What is the refractive index of the cube and what is the distance of the bubble from the first face 1 5 3 cm