Question

(3) Which country has the highest sex ratio ?
Ans.
(4) How is sex ratio calculated?
Ans.
Of india and Brazil​

Answer 1

Explanation:

3).Qatar

Qatar has the highest male ratio, with 2.87 males/female. For the group aged below 15, Sierra Leone has the highest female ratio with 0.96 males/female, and the Republic of Georgia and the People's Republic of China are tied for the highest male ratio with 1.13 males/female (according to the 2006 CIA World Factbook).

4).Sex ratio: The sex ratio is the ratio of males to females in the population (normalized to 100). We calculate two sex-ratios: At birth, and in the total population. The sex ratio at birth is fairly standard, around 105. ... Sex ratio for population 15-49, with heavy male outmigration: 99.9.