What happens to crude birth rates when literacy rates go up

Crude birth rate decreases when literacy rates go up.

Explanation:

Overpopulation is a major problem of many developing countries. one of the major reason for overpopulation is the improper family planning and unwanted child birth. With increasing literacy people of the society will start understanding the adverse effect of overpopulation on the over all development of the country. Increasing literacy will make people aware of contraceptives and other safety measure. Thus, preventing unwanted child birth and improper family planning.

When literacy rates goes up then crude birth rates will automatically be decline

Explanation:

Crude birth rate refers to the number of births / 1000 in a population. It doesn't count the age and sex in a population.

General fertility corresponds to number birth of a women age between 15 - 49 in a year.

Factors Affecting fertility Rates: Healthcare, Education

Healthcare: Improvement in healthcare leads to drop infant mortality rate, knowledge of birth control measures and economic status have an impact on birth rates.

Education: Female literacy rate and knowledge of birth control and employment opportunities also decline crude birth rate.