5 Engineering , 4 Mathematics and 2 Che...

5 Engineering , 4 Mathematics and 2 Chemistry books are placed on a shelf at random. The probability that the books of each kind are all together is

`1//155`

`2//255`

`3//1255`

`1//1155`

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DIPTI PUBLICATION ( AP EAMET)-PROBABILITY-EXERCISE-1A

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