The probability that a 50 year old man will be alive at 60 is 0.83 and the probability that a 45 year old woman will be alive at 55 is 0.87. Then (a)The probability that both will be alive is 0.7221 (b)At least one of them will alive is 0.9779 (c)At least one of them will alive is 0.8230 (d)The probability that both will be alive is 0.6320

The probability that a dealer will sell at least 20TV sets during a day is 0.45 and the probability that he will sell less than 24TV sets is 0.74 . The probability that he will sell 20,21,22 or 23 TV sets during the day is

The probability that Krishna will be alive 10 years hence is 7/15 and that Hari will be alive is 7/10. What is t he probability that both Krishna and Hari will be dead 10 years hence?

The probability that married man watches certain TV show is 0.4 and the probabi9lity that a married woman watches the show is 0.5. the probability that a man watches the show, given that his wife dies, is 0.7. then (a)the probability that married couple watches the show is 0.35 (b)the probability that a wife watches the show given that her husband does is 7/8 (c)the probability that at least one person of a married couple will watch the show is 0.55 (d)none of these

A family has two children. What is the probability that both the children are boys given that at least one of them is a boy ?

The probability two events A and B are 0.2 and 0.5 respectively. The probability that both A and B occur simultaneously is 0.15 then the probability that neither A and B occurs is:

The probability of two events A and B are 0.3 and 0.6 respectively. The probability that both A and B occur simultaneously is 0.18. The probability that neither A nor B occurs is

The probability that a new car will get an award for its design is 0.25 , the probability that it will get an award for efficient use of fuel is 0.35 and the probability that it will get both the award is 0.15. Find the probability that (i) it will get atleast one of the two awards (ii) it will get only one of the awards

The probability that an automobile will be stolen and found within one week is 0.0006. Then probability that an automobile will be stolen is 0.0015. the probability that a stolen automobile will be found in the week is 0. 3 b. 0. 4 c. 0. 5 d. 0. 6