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#Question id: 14502


The chances of a person being alive who is now 35 years old, till he is 75 are 8 : 6 and of another person being alive now 40 years old till he is 80 are 4 : 5. The probability that at least one of these persons would die before completing 40 years hence is

#Unit 14. Methods in Biology
  1. 8/14
  2. 16/63
  3. 4/9
  4. 47/63

Answer:- Option(s): 3


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