Question

Population change depends upon
fertility rate
mortality rate
migration
all of these​

Answer 1

Answer:

The dependency ratio is a measure used to indicate the ratio of people in the “dependent” ages (under 15 and ages 65 and older) per 100 people in the “economically productive” ages (15–64 years of age). The formula for the dependency ratio is:

age dependency ratio

The age dependency ratio for the United States is shown below at 49.

age dependency ratio

This means that there were 49 people in the dependent ages for every 100 persons in the working ages.

Calculate the dependency ratios for Kenya, Germany, Brazil, and Japan. Compare the components of each of them.

Explanation:

Mark as brilliant please

Answer 2

All of these cause it depends on all of these factors