You are given kerosene, turpentine and water. In which of these does the light travel fastest ?

You are given kersoene, turpentine and water. In which of these does the light travel fastest ? [The refractive indices of Kerosene is 1.44 , Water is 1.33 , Turpentine oil is 1.47].

You are given kerosene, tupentine and water. In which of these does the light travel fastest ? Use the information given in below

In which state of matter does sound travel the fastest?

In which of the following medium does sound travel the fastest ?