1.Which of the following is the consequence of longer expectation of life
at birth for Hong Kong?
2.Which of the following statements about the sex structure in Hong Kong
is correct?
3.In 2005,the population of male and female were3 336 000 and 3 637 200
respectively.The sex ratio is approximately:
4.Which of the following is NOT a reason for the declining sex ration in Hong
Kong?
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5.What is expectation of life at birth?What phenomenon is Mrs. Tsang referring to?