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30-05-2021
Mathematics

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A science teacher is arranging her books on a shelf. She has 4 Astronomy books, 3 Biology books, and 2 Chemistry books. How many ways can she arrange these books on the shelf if the books from each subject must be together

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jasongggg jasongggg

30-05-2021

Answer:

864 ways

Step-by-step explanation:

4!×3!×2!×3

Correct me if I am wrong

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