A bag contains 12 pairs of socks. Four socks are picked up at random. Find the probability that there is at least one pair.
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It is given that in a group of 3 students, the probability of 2 students not having the same birthday is 0.992. What is the probability that the 2 students have the same birthday?
A coin is tossed twice, what is the probability that atleast one tail occurs?
If P(E)=0.05, what is the probability of not E?
A card from a pack of 52 cards is lost. From the remaining cards of the pack, two cards are drawn and are found to be both diamonds. Find the probability of the lost card being a diamond.
If P(A∩B)=21,P(A∩B)=31,P(A)=p,P(B)=2p, then find the value of p˙
A bag contains a red ball, a blue ball and a yellow ball, all the balls being of the same size. Kritika takes out a ball from the bag without looking into it. What is the probability that she takes out the(i) yellow ball? (ii) red ball? (iii) blue ball?
A com is tossed. If the outcome is a head, a die is thrown. If the die shows up an even number, the die is thrown again. What is the sample space for the experiment?
Fill in the blanks m following table: P(A) P(B) (A∩B) P(A∪B)(i) 31 51 151 . . . (ii) 0.35 . . . 0.25 0.6(iii) 0.5 0.35 . . . 0.7