AP and TS EAMCET Engineering Model Paper 16

Question : 49 of 160

Marks: +1, -0

Odds against a person who is 40 years old, living till he is 70 is 8 to 5. For another person now 50, odds against to live till he is 80 is 4 to 3. Probability that only one of them will be alive next 30 years is