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There are 4 boys and 4 girls. They sit i...

There are 4 boys and 4 girls. They sit in a row randomly.What is the chance that all the girls do not sit together ?

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UPKAR PUBLICATION -PROBABILITY-QUESTION BANK
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  2. A bag contains 3 red, 5 yellow and 4 green balls. 3 balls are drawn ra...

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  3. There are 4 boys and 4 girls. They sit in a row randomly.What is the c...

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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. 10 persons are seated at a round table. What is the probability that t...

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  13. An unbiased coin is tossed 7 times, find the chance that exactly 5 tim...

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  15. Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at...

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  17. An urn contains 9 red, 7 white and 4 black balls. A ball is drawn at r...

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  18. In a lottery there are 20 prizes and 15 blanks. What is the probabilit...

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