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Ratio between mortality and natality is ...

Ratio between mortality and natality is :

A

population ratio

B

vital index

C

density coefficient

D

census ratio

Text Solution

Verified by Experts

The correct Answer is:
B
Vital index represents the precentage ratio between natality (birth rate) and mortality (death rate). It determines the normal rate of growth of population and can be calculated by the followinig formula
Vital index `=("Natality")/("Mortality")xx100`
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What is natality?

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What is mortality rate?