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about to only mathematics...

about to only mathematics

A

`((9)/(10))^(6)`

B

`((8)/(15))^(7)`

C

`((3)/(5))^(7)`

D

none of these

Text Solution

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The correct Answer is:
C
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OBJECTIVE RD SHARMA ENGLISH-PROBABILITY -Section I - Mcqs
  1. A six-faced dice is so biased that it is twice as likely to show an ev...

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  2. A bag contains an assortment of blue and red balls. If two balls are ...

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  3. A single letter is selected at random from the word PROBABILITY. Wh...

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  4. Three letters are written to different persons , and the addresses on ...

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  5. A coin is tossed three times. The probability of getting head and tail...

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  6. A bag contains 50 tickets numbered 1, 2, 3, .., 50 of which five are ...

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  7. One ticket is selected at random from 100 tickets numbered 00,01,02, …...

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  8. If the probability that A and B will die within a year are p and q res...

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  9. Four positive integers are taken at random and are multiplied together...

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  10. Two cards are drawn from a well shuffled deck of 52 cards.The probabil...

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  11. The probability that the roots of the equation x^(2)+nx+(1)/(2)+(n)/(2...

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  12. A matrix is chosen at random from the set of all matrices with eleme...

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  13. If an integer p is chosen at random in the interval 0le ple5, then the...

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  14. Dialling a telephone number an old man forgets the last two digits ...

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  15. Three squares of Chess board are selected at random. Find the proba...

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  16. If n integers taken art random are multiplied together , then the p...

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  17. If n positive integers are taken at random and multiplied together, th...

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  18. The probability that a teacher will give a surprise test during any cl...

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  19. about to only mathematics

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  20. Five coins whose faces are marked 2, 3 are thrown. What is the probabi...

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