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1. In how many ways can you arrange five mathematics books,four science books,and three english books, on a shelf such as that books of the same subject are keot together​.

Sagot :

The number of arrangements per book is determined as,
Math = 5!
Science = 4!
English = 3!
Number of ways that 3 different books of the same subject be grouped together = 3!
Using Fundamental Counting Principle, we have
103,680 ways

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