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There are four events `E_(1),E_(2),E_(3),andE_(4)` one of which must and only one can happen The odds are `2:5` in favour of `E_(1),3:4` in favour of `E_(2)` and `1:3` in favour of `E_(3)` . Find the odds against `E_(4)`.

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The correct Answer is:
`27:1`
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ICSE-PROBABILITY -EXERCISE 22 (C )
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  4. In a single throw of two dice , what is the probability of two ac...

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  10. In a single throw of two dice , what is the probability of a tot...

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  11. In a single throw of two dice , what is the probability of a doub...

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  12. Find the probability of product of a perfect square when 2 dice are t...

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  13. In a single throw of thee dice, find the probability of getting a tota...

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  14. In a single throw of three dice, determine the probability of getti...

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  15. In a single throw of three dice, determine the probability of getti...

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  16. In a single throw of three dice, determine the probability of getti...

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  17. In a single throw of three dice , find the probability of getting ...

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  18. In a single throw of three dice , find the probability of not gett...

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  19. There are four events E(1),E(2),E(3),andE(4) one of which must and onl...

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