Three 6 faced dice are thrown together. The probability that exactly two dice show the same number on them is -.
A). 5/9
B). 5/12
C). 1/36
D). 7/12
5/12
NA
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1. Three 6 faced dice are thrown together. The probability that all the three show the same number on them is -.
2. One-third of 15 mangoes got rotten. If 5 mangoes are taken out randomly, what is the probability that no mango is rotten?
3. Two dice are thrown simultaneously. What is the probability of getting the sum of the face number is odd?
4. Binomial distribution has parameters
5. What is the probability that when a fair coin is tossed 2 times then at least one of them are heads?
6. Two dice are tossed. The probability that the total score is a prime number is?
7. A bag contains 2 red, 3 green and 2 blue balls.Two balls are drawn at random.What is the probability that none of the drawn ball is blue?
8. Five letters are sent to different persons and addresses on the five envelopes are written ।at random. The probability that all the letters do not reach the correct destiny is
9. Two packs of card are thoroughly mixed and shuffled and two cards are drawn at random, one after the other. What is the probability that both of them are jack ?
10. A and B aim a target. The Probability that A hits the target is 5/7 and B hits the target in 7/10. What is the probability that exactly one of them hits the target ?
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