Home
Class 11
MATHS
For a person of age 50 years, the probab...

For a person of age 50 years, the probability of his living upto 70 years is `5/12` . For a person of age 60 years the probability of his living upto 70 years `2/7`. The probability that atleast one of them to live upto 70 years is :

Promotional Banner

Similar Questions

Explore conceptually related problems

If the odds against of A whose age is 40 years will alive upto 60 years is 10:7 and for B whose age is 50 years will remain alive upto 70 years is 3:2. Find the probability that at least one of them will be alive for next 20 years.

There are three persons aged 50, 60, and 70 years. The probability to live 10 years more is 0.8 for a 50 years old, 0.5 for as 60 years old and 0.2 for a 70 years old person. Find the probability that at least two of the three persons will remain alive 10 years hence.

There are three persons aged 50,60 and 70 years.The probability to live 10 years more is 0.8 for a 50 years old 0.5 for a 60 years old and 0.2 for a 70 years old person.Find the probability that at least two of the three persons will remain alive 10 years hence.

Probability that a man who is 40 year old, living till 75 years is 5/16 , and another man who is 35 years old living till 70 years is 3/7 then what is the probability that at least one of them will be alive till 35 years hence?

The probability that a man lives after 10 years is 1/4 and that his wife is alive after 10 years is 1/3 . The probability that neither of them is alive after 10 years is :

The odds in favour of A whose age is 45 years will alive upto 60 years are 7:10 . The odds against of B whose age is 50 years, will alive upto 65 years are 3:2 . Find the probability that at least one will alive upto next 15 years.

The odds in favour of A whose age is 45 years will alive upto 60 years are 7:10 . The odds against of B whose age is 50 years, will alive upto 65 years are 3:2 . Find the probability that at least one will alive upto next 15 years.

It is 9 to 5 against a person who is 50 years living till he is 70 and 8 to 6 against a person who is 60 years living till he is 80. Find the probability that at least one of them will be alive after 20 years.