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It is given that in a group of 3 stud...

It is given that in a group of 3 students, the probability of 2 students not having the same birthday is 0.992. What is the probability that the 2 students have the same birthday?

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RD SHARMA ENGLISH-PROBABILITY -All Questions
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  3. It is given that in a group of 3 students, the probability of 2 stu...

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  4. A bag contains 3 red balls and 5 black balls. A ball is drawn at ra...

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  5. A box contains 5 red marbles, 8 white marbles and 4 green marbles. ...

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  6. A lot of 20 bulbs contain 4 defective ones. One bulb is drawn at ra...

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  7. A lot of20 bulbs contain 4 defective ones. One bulb is selected at ran...

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  8. A box contains 90 discs which are numbered from 1 to 90. If one dis...

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  9. A lot consists of 144 ball pens of which 20 are defective and other...

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  10. 12 defective pens are accidently mixed with 132 good ones. It is no...

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  11. Five cards – the ten, jack, queen king and ace of diamonds, are wel...

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  12. Five cards – the ten, jack, queen king and ace of diamonds, are wel...

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  13. Harpreet tosses two different coins simultaneously (say, one is of ...

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  14. Two dice,one blue and one grey, are thrown at the same time. Complete ...

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  15. Cards marked with numbers 13, 14, 15, 16 are placed in a box and m...

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  16. A bag contains 6 red balls and some blue balls. If the probability ...

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  17. A bag contains tickets numbered 11, 12, 13, ......, 30. A ticket...

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  18. The king, queen and jack of clubs are removed from a deck of 52 pla...

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  19. Two dice are thrown simultaneously. What is the probability that: 5...

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  20. Fill in the blanks: (i) Probability of a sure event is .......... ...

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