Biology Forums - Study Force

In Nigeria in 2009, female e00=54, and 79 of all women survived to their 30th birthday. Which of the following was also true about female mortality in Nigeria in 2009?
 
  a) Ten percent of women who were alive at on their 30th birthday survived to their 65th birthday, and those who lived to their 65th birthday on average lived one more year.
  b) Sixty percent of women who were alive at on their 30th birthday survived to their 65th birthday, and those who lived to their 65th birthday on average lived one more year.
  c) Ten percent of women who were alive at on their 30th birthday survived to their 65th birthday, and those who lived to their 65th birthday on average lived 13 more years.
  d) Sixty percent of women who were alive at on their 30th birthday survived to their 65th birthday, and those who lived to their 65th birthday on average live 13 more years.

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