Which one of the following countries has the highest sex ratio in the world?
Answer: A
(A) Latvia
Which one of the following figures represents the working-age group of the population?
Answer: D
(D) 15 to 59 years.
Which one of the following has caused the sex ratio of the United Arab Emirates to be low.
Answer: D
(D) High out-migration of females.
Which type of age-sex pyramid is of Australia?
Answer: B
(B) Constant