Q. 5. The odds are 7 to 5 against A, a person who is now 30 years old living till he is 70 years and the odds are 2 to 3 in favour of B who is now 40 years of age living till he is 80 years. Find the chance that one atleast of a these two persons will be alive 40 years hence.

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Q. 5. The odds are 7 to 5 against A, a person who is now 30 years old
living till he is 70 years and the odds are 2 to 3 in favour of B who is now 40
years of age living till he is 80 years. Find the chance that one atleast of a
these two persons will be alive 40 years hence.
Transcribed Image Text:Q. 5. The odds are 7 to 5 against A, a person who is now 30 years old living till he is 70 years and the odds are 2 to 3 in favour of B who is now 40 years of age living till he is 80 years. Find the chance that one atleast of a these two persons will be alive 40 years hence.
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