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A four digit number is formed using the ...

A four digit number is formed using the digits 1, 2, 3, 5 with no repetitions. Write the probability that the number is divisible by 5.

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RD SHARMA ENGLISH-PROBABILITY-All Questions
  1. Let d1, d2, d3 be three mutually exclusive diseases. Let S be the set ...

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  2. A laboratory blood test is 99% effective in detecting a certain dis...

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  3. A four digit number is formed using the digits 1, 2, 3, 5 with no r...

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  4. When three dice are thrown, write the probability of getting 4 or 5 on...

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  5. Three digit numbers are formed with the digits 0,2,4,6 and 8. Write th...

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  6. A ordinary cube has four plane faces, one face marked 2 and another ...

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  7. Three numbers are chosen from 1 to 20. Find the probability that they ...

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  8. 6 boys and 6 girls sit in a row at random. Find the probability that ...

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  9. If A and B are two independent events such tat P(A)=0. 3\ a n d\ P(Auu...

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  10. An unbiased die with faced marked 1, 2, 3, 4, 5, and 6 is rolled four ...

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  11. If A and B are two events write the expression for the probability of ...

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  12. Write the probability that a number selected at random from the set of...

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  13. In a competition A, B and C are participating. The probability that A ...

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  14. If A, B, C are mutually exclusive and exhaustive events associated to ...

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  15. If two events A and B are such tat P( A )0. 3 ,\ P(B)=0. 4\ a n d\ P(...

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  16. If A and B are two independent events the write P(Auu B ) in terms of...

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  17. If P(A)=0. 3 ,\ P(B)=0. 6 ,\ P(B//A)=0. 5 , find P(AuuB) .

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  18. If A, B, and C are independent events such that P(A)=P(B)=P(C)=p , the...

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  19. For three events A ,B and C ,P (Exactly one of A or B occurs) =P (Exac...

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  20. If A and B are independent events such that P(A)=p ,\ P(B)=2p\ a n d\ ...

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