Question

Vital index of a population is

• A. $\frac{\text{B}}{\text{D}}\times 100$
• B. $\text{B}-\text{D}$
• C. $\frac{\text{D}}{\text{E}}\times 100$
• D. $\text{B}+\text{D}$

Answer 1

Answer: (A)

Vital index is the ratio of births to deaths within a population during a given time. i.e., $\frac{\text{B}}{\text{D}}\times 100$