The states of India are given below: P: Himachal Pradesh Q: Bihar R: Assam S: West Bengal Arrange them according to population density (Highest → Lowest)

The correct answer is Q→S→R→P . Key Points Population density: It is defined as the number of persons per square kilometre. It is an important index of the population that shows the concentration of population in a particular area. According to the 2011 census, t he population density of India is 382 per sq km.