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Find the probability that when a hand of...

Find the probability that when a hand of 7 cards is dealt from a well-shuffled deck of 52 cards, it contains (i) all 4 kings (ii) exactly 3 kings (iii) at least 3 kings.

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To solve the problem, we will break it down into three parts as specified in the question. ### Part (i): Probability of getting all 4 Kings 1. **Total ways to choose 7 cards from 52**: We can calculate the total number of ways to choose 7 cards from a deck of 52 cards using the combination formula: \[ \text{Total ways} = \binom{52}{7} ...
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RD SHARMA-PROBABILITY-Solved Examples And Exercises
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  2. Five marbles are drawn from a bag which contains 7 blue marbles and 4 ...

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  3. Find the probability that when a hand of 7 cards is dealt from a we...

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  4. Four persons are to be chosen at random from a group of 3 men, 2 women...

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  5. A box contains 10 bulbs, of which just three are defective. If a rando...

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  6. A five digit number is formed with the digits 1,2,3,4,5 without repeti...

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  7. A coin is tossed. If it shows head, we draw a ball from a bag consi...

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  8. An experiment consists rolling a die then tossing a coin once if th...

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  9. The numbers 1,2,3 and 4 are written separately on four slips of pap...

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  10. A coin is tossed. If the result is a head, a die is thrown. If the ...

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  11. A coin is tossed once. Write its sample space.

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  12. If a coin is tossed two times, describe the sample space associated...

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  13. If a coin is tossed three times (or three coins are tossed together...

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  14. Write the sample space for the experiment of tossing a coin four ti...

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  15. Two dice are thrown. Describe the sample space of this experiment.

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  16. What is the total number of elementary events associated to the ran...

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  17. A coin is tossed and then a die is rolled only in case a head is sh...

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  18. A coin tossed and then a die is thrown. Describe the sample space f...

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  19. An experiment consists of tossing a coin and then tossing it second...

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  20. A coin is tossed. If it shows tail,  we draw a ball from a box which c...

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