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In a lottery, a porson chosen six diffe...

In a lottery, a porson chosen six different natural numbers at random from 1 to 20, and if thses six number match with the six number already fixed by the lottery committee, be wins the prize. What is the probability of winning the prize in the game? [Hint order of the number is not important.]

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The correct Answer is:
`1/38760`
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NCERT BANGLISH-PROBABILITY-EXERCISE 16.3
  1. A coin is tossed twice, what is the probability that atleast one tail ...

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  2. A die I thrown, find the probability of following events: (i) A prim...

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  3. A card is selected from a pack of 52 cards. (a) How many points are ...

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  4. A fair coin with 1 marked on one face and 6 on the other and a fair di...

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  5. There are four men and six women on the city council. If one council m...

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  6. A fair coin is tossed four times, and a person win Re 1 for each head ...

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  7. Three coin are tossed once. Find the probability of getting (i) 3 he...

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  8. If 2/11 Is the probability of occurring an event, what is the probabil...

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  9. A letter is chosen at random from the 'ASSASSINATION'. Find the probab...

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  10. In a lottery, a porson chosen six different natural numbers at random...

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  11. Check whether the following probabilities P(A) and P(B) consistently d...

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  12. Fill up the blanks in following table: P(A)" "P(B)" "P(A nn B" "P(A...

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  13. Given P(A) = 3/5 and P(B) = 1/5. Find P(A or B), if A and B are mutual...

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  14. If E and F are events such that P(E) = 1/4, P(F) = 1/2 and P(E and F) ...

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  15. Events E and F are such that P(not E or not F) = 0.25, State whether ...

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  16. A and B are events such that P(A) = 0.42, P(B) = 0.48 and P(A and B)...

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  17. In Class XI of a school 40 % of the students study Mathematies and 30...

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  18. In an entrance test that is graded of the basis of two examination, th...

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  19. The probability that a student will pass the final examinatin in both ...

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  20. In a class of 60 students. 30 opted for NCC, 32 opted for NSS and 24 o...

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