The bar graph shows the population density of 6 countries. Population density is measured as number of people living in per square kilometre. What is the ratio of the population density of country A to country F?
1
3 : 1
2
1 : 5
3
5 : 1
4
1 : 3
The bar graph shows the population density of 6 countries. Population density is measured as number of people living in per square kilometre. What is the ratio of the population density of country A to country F?