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5 boys and 5 girls sit around a round ta...

5 boys and 5 girls sit around a round table at random. The probability that the boys and girls may sit alternatively is

A

`1//126`

B

`5//14`

C

`5//42`

D

`1//21`

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-PROBABILITY-EXERCISE-1A
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  2. 5 Engineering , 4 Mathematics and 2 Chemistry books are placed on a ...

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  3. 5 boys and 5 girls sit around a round table at random. The probability...

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  4. 6 boys and 4 girls sit around a table at random. The probability that ...

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  5. 6 boys and 4 girls sit around a table at random. The probability that ...

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  6. 7 red roses and 3 white roses of different sizes be strung in the form...

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  7. If a party of a n persons sit at a round table, then the odds against...

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  8. Five digit numbers can be formed from the digits 1,2,3,4,5. If one num...

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  9. One number is selected from the four digit numbers that can be formed ...

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  10. A five digit number is formed by the digits 1,2,3,4,5 with no digit be...

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  11. Five digit numbers can be formed by using 0,2,3,4,5,. One number is se...

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  12. Five digit numbers can be formed by using 0,2,3,4,5,. One number is se...

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  13. A ten digit number is formed using the digits from zero to nine, every...

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  14. A 4 digit number made of digits 1,2,3,4,5 is wirtten down at random wi...

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  15. Two numbers a and b are chosen at random from the set of first 30 natu...

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  16. Two integers x and y are chosen with replacement out of the set {0,1,2...

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  17. Two numbers are chosen at random from (1,2,3,4,5,6,7,8) at a time. The...

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  18. A book has 100 pages. If a page is opened at random, the probability f...

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  19. 100 tickets are numbered as 00, 01, 02, ……..09, 10, 11, ….99. When a t...

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  20. One hundred cards are numbered from 1 to 100. The probability that a r...

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