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Three dice are thrown at the sametime. F...

Three dice are thrown at the sametime. Find the probability of getting three two's, if it is known that the sum of the numbers on the dice was six.

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The correct Answer is:
`(1)/(10)`
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KUMAR PRAKASHAN-PROBABILITY-Solutions of NCERT Exemplar Problems (Short Answer Type Questions)
  1. If X is the number of tails in three tosses of a coin, determine the s...

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  2. In a dice game, a player pays a stake of ₹ 1 for each throw of a die. ...

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  3. Three dice are thrown at the sametime. Find the probability of getting...

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  4. Suppose 10,000 tickets are sold in a lottery each for ₹ 1. First prize...

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  5. A bag contains 4 white and 5 black balls. Another bag contains 9 white...

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  6. Bag-I contains 3 black and 2 white balls, Bag-II contains 2 black and ...

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  7. A box has 5 blue and 4 red balls. One ball is drawn at random and not ...

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  8. Four cards are successively drawn without replacement from a deck of 5...

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  9. If a die is thrown 5 times. Then find the probability that an odd numb...

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  10. Ten coins are tossed. Then what is the probability of getting atleast ...

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  11. The probability of a man hitting a target is 0.25. He shoots 7 times, ...

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  12. A lot of 100 watches is known to have 10 defective watches. If 8 watch...

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  13. Consider the probability distribution of a random variable X: Cal...

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  14. The probability distribution of a random variable X is given below: ...

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  15. For the following probability distribution determine standard deviatio...

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  16. A biased die is such that P(4) = (1)/(10) and other scores being equal...

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  17. A dice is thrown three times. Let X be 'the number of two seen'. Find ...

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  18. Two biased dice are thrown together. For the first dice P(6) = (1)/(2)...

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  19. Two probability distributions of the discrete random variables X and Y...

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  20. A factory produces bulbs. The probability that any one bulb is defecti...

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