Mark the correct alternative in each of the following:

If A and B are two events such that then P(B/A) =

Mark the correct alternative in each of the following:

The probability that in a year of 22^nd century chosen at random, there will be 53 Sundays, is

Mark the correct alternative in each of the following:

From a set of 100 cards numbered 1 to 100, one card is drawn at random. The probability that the number obtained on the card is divisible by 6 or 8 but not by 24 is

Mark the correct alternative in each of the following:

If A and B are two events associated to a random experiment such that and P(B) = 17/20, then P(A/B) =

Mark the correct alternative in each of the following:

Associated to a random experiment two events A and B are such that P(B) = 3/5, P(A/B) = 1/2 and P(A ∪B) = 4/5. The value of P(A) is