[" Ex."45." The odds against a husband who is "45" years old,living till he is "70" are "7:5" and the "],[" dagainst his wife who is now "36" ,living till she is "61" are "5:3." Find the probability that "],[" (i) the couple will be alive "25" years hence."],[" (ii) at least one of them will be alive "25" years hence."]

The odds against a man who is 45 years old, living till he is 70 are 7:5 and the odds against his wife who is now 36, living till she is 61 are 5:3 . Find the probability that (a) the couple will be alive 25 years hence, (b) at least one of then will be alive 25 years hence.

The odds against a husband who is 45 years old, living till he is 70 are 7:5 and the odds against his wife who is now 36, living till she is 61 are 5:3. Find the probability that the couple will be alive 25 years hence, exactly one of them will be alive 25 years hence, none of them will be alive 25 years hence, at least one of them will be alive 25 years hence.

The odds against a husband who is 45 years old, living till he is 70 are 7:5 and the odds against his wife who is now 36, living till she is 61 are 5:3. Find the probability that the couple will be alive 25 years hence, exactly one of them will be alive 25 years hence, none of them will be alive 25 years hence, at least one of them will be alive 25 years hence.

The odds against a husband who is 60 years old, living till he is 85 are 7:5 . The odds against his wife who is now 56, living till she is 81 are 5:3 . Find the probabilty that: at least one of them will be alive 25 years hence.

The odds against a husband who is 60 years old, living till he is 85 are 7:5 . The odds against his wife who is now 56, living till she is 81 are 5:3 . Find the probabilty that: exactly one of them will be alive 25 years hence.