Clarence has 2 bookcases each book case has 3 shelves there are 9 books on each shelf how many book does Clarence have

Clarence has a total of 54 books.

To calculate this, you can use the following formula:

Total number of books = number of bookcases x number of shelves per bookcase x number of books per shelf

Plugging in the values given in the problem, we get:

Total number of books = 2 x 3 x 9 = 54