Two dice are thrown simultaneously. What is the probability of getting a number other than 4 on any dice ?
A). 25/36
B). 1/3
C). 17/36
D). 2/3
17/36
NA
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1. From a pack of 52 cards, two cards are drawn together, what is the probability that both the cards are kings
2. If C is non-random variable, the E(C) is
3. In random experiment, observations of random variable are classified as
4. The number of tosses that have to be made in order that there is 99% probability of getting at least one head is ?
5. 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
6. The joint probability is
7. Three 6 faced dice are thrown together. The probability that exactly two dice show the same number on them is -.
8. A person speaks the truth 3 out of 5 times. He throws a dice and reports that it is five. Find the probability that it is actually a five.
9. A speaks truth in 75% of cases and B in 80% of cases. In what percentage of cases are they likely to contradict each other, narrating the same incident
10. Tow persons A and B appear in an interview for two vacancies. If the probabilities of their selections are 1/3 and 1/6 respectively, then the probability that none of them is selected, is
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