Average female to male ratio in world population is

Average ratio of men and women in human population is :

Average ratio of men and women in human population is

(5)/(9)th part of the population in a village are males. If 30% of the males are married, the percentage of unmarried females in the total population is

The female population of a village is 15392. The male population is 540 more than the female population. The total population of the village is

Population of a village is 8000. If there is an increase in male population by 10% and 8% increase in female population then the overall population increase is 9% . Find the number of females in the village.

A charitable association an average of 66 reffle tickets per member. Among the female members, the average was 70 raffle tickets. The male to female ratio of the association is 1:2 . What was the average number of tickets sold by the male members of the association?

Sex ratio is defined as the number of females per 1000 males in the population.Find the sex ratio if there are 3732 females per 4000 males in a town.

In a village A, Number of male is twice number of female. Ratio of the male in village A & village B is 1:3. If the number of female in village B is 78, and total population in both villages is 978. What is the number of female in village A?