I don't know so leave negero alone :d
The ratio of insulin-dependent type diabetes has been argued that the ratio is of the exact order of the estimated proportion of Caucasian genes in the American black population.
Africa.
Africa has the most fresh water
The ratio of non-working population to working age population is called the dependency ratio. It is used to assess the pressure placed on the working population to support the dependent population.
Sex ratio is ratio of males to females in a population.
It is the ratio between the size of the sample and the size of the population.
In the United States, the ratio of firemen to population is: 2.5 firefighters per 1000 of population. This has been a constant ratio for the last couple of years.
1:50
India has 17.46% of the world population
What is the ratio of people per doctor in sudan?
"The dependency ratio is used in Economics to measure the working population and non working population. It is age-population ration, and takes into account both dependents and productive populations."
Population of a country is a of civics and needs maths to understand it. The ratio of female and male population needs ratio and proportion of maths. Price rise, ratio of unemployed people and employment opportunities, area of a country and population, etc. needs maths to understand.