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A problem is given to three students who...

A problem is given to three students whose chances of solving it are `(1)/(3),(1)/(2)` and `(1)/(6)` respectively.
What is the probability that at least one of them may solve it ?

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The correct Answer is:
`(5)/(9)`
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BETTER CHOICE PUBLICATION-PROBABILITY-Previous year Board.s questions for practice
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  2. Find the probability distribution of number of doublets in three throw...

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  3. A problem is given to three students whose chances of solving it are (...

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  4. A problem of mathematics is given to three students whose chances of s...

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  5. one bag contains 6 white and 5 black balls. Another bag contains 5 whi...

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  6. A bag 'A' contains 5 red and 7 blue balls, while the other bag 'B' con...

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  7. Let E and F be events with P(E)=3/5, P(F)=3/10 and P (E cap F)=1/5. Ar...

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  8. A die is thrown twice and the sum of the numbers appearing is observed...

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  9. A die is thrown. If E is the event ‘the number appearing is a multiple...

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  10. Given that the two numbers appearing on throwing two dice are differen...

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  11. If a fair of coin is tossed 10 times, find the probability of : (i) ...

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  12. In a single throw of three dice, determine the probability of getting ...

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  13. In a single throw of two dice, find the probability of total of 9 or I...

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  14. In a single throw of two dice, find the probability of total of 9 or 1...

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  15. Five dice are thrown simultaneously . If the occurence of 1,3 or 5 in ...

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  16. Ten coins are thrown simultaneously . Find the probability of getting ...

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  17. An unbiased die is thrown twice. Let the event A be ‘odd number on the...

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  18. Find the probability of getting 5 exactly twice in 5 throws of a die .

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  19. A die is tossed thrice. Find the probability of getting an odd number ...

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  20. Find the probability distribution of the number of tails when three co...

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