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The chance of an event happening is the ...

The chance of an event happening is the square of the chance of a second event but the odds against the first are the cube of the odds against the second. The chances of the events are

A

`(1)/(9),(1)/(3)`

B

`(1)/(16),(1)/(4)`

C

`(1)/(4), (1)/(2)`

D

none of these

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The correct Answer is:
A
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OBJECTIVE RD SHARMA ENGLISH-PROBABILITY -Section I - Mcqs
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  2. An ordinary cube has four black faces, one face marked 2 and another m...

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  3. The chance of an event happening is the square of the chance of a seco...

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  4. What is the probability that the 13th days of a randomly chosen mon...

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  5. There are 20 cards. Ten of these cards have the letter "I" printed on ...

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  6. Two coins and a die are tossed. The probability that both coins fall h...

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  7. A die is rolled thrice, find the probability of getting a larger nu...

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  8. Hundred identical cards are numbered from 1 to 100. The cards are well...

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  9. Three six faced dice are tossed together, then the probability that ex...

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  10. A party of n ladies sit at a round table. Find odds against two specif...

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  11. A and B stand in a ring with 10 other persons . If the arrangement of ...

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  12. A person writes letters for his friends and addresses three envelops. ...

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  13. The sum of two positive quantities is equal to 2n. Find the probabilit...

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  14. If p is the probability that a man aged x will die in a year, then the...

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  15. If the letters of the word MISSISSIPPI are written down at random i...

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  16. If the letters of the word MISSISSIPPI are written down at random i...

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  17. If the letters of the word REGULATIONS be arranged at random, find t...

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  18. If the letters of the word REGULATIONS be arranged at random, find t...

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  19. A bag contains a white and b black balls. Two players, Aa n dB alterna...

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  20. Two number aa n db aer chosen at random from the set of first 30 natur...

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