ProbabilityHard
Question
Odds 8 to 5 against a person who is 40 years old living till he is 70 and 4 to 3 against another person now 50 till he will be living 80. Probability that one of them will be alive next 30 years-
Options
A.59/91
B.44/91
C.51/91
D.32/91
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