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How many ways can four math books, three history books, three chemistry books, and two computer science books be arranged on a shelf so that all books of the same subject are together?

Respuesta :

The total number of ways = 1728 ways

Step-by-step explanation:

Given,

Math books = 4, History books = 3, Chemistry books = 3 and

Computer science books = 2

To find, the total number of ways = ?

∴ The total number of ways = 4! × 3! × 3! × 2!

= 24 × 6 × 6 × 2

= 24 × 72

= 1728 ways

∴ The total number of ways = 1728 ways

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