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Three balls are drawn at random from col...

Three balls are drawn at random from collection of 7 white, 12 green and 4 red balls, The probability that each ball is of different colours is……….

A

`(48)/(253)`

B

`(64)/(253)`

C

`(23)/(253)`

D

`(56)/(253)`

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-PROBABILITY-EXERCISE-1A
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  15. If four people are chosen at random, then the probability that no two ...

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  16. If three people are chosen ata random, then the probability that no tw...

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  17. Four person entered the lift cabin on the ground floor of a 7 floor ho...

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  18. An elevator starts with m passengers and stops at n floors ( m le n) ...

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  19. The probability that in a group of a n people, atleast two of them wil...

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  20. The probability that a leap year have 53 sundays is………..

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