The current birth rate per thousand is 32, whereas the corresponding death rate is 11 per thousand. The net growth rate in terms of population increase in percent is given by :

A. 0.0021%

B. 0.021%

C. 2.1%

D. 21%

Answer: Option C

Solution(By Examveda Team)

Net growth on 1000
$$= (32 - 11)$$
$$= 21$$
Net growth on 100
$$\eqalign{ & = \left( {\frac{{21}}{{1000}} \times 100} \right)\% \cr & = 2.1\% \cr} $$