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A library has $30$ racks. Each rack is fitted with $25$ shelves and there are $50$ books in each shelf. Find the total number of books in the library.
Given: A library has $30$ racks. Each rack is fitted with $25$ shelves and there are $50$ books in each shelf.
To do: To find the total number of books in the library.
Solution:
As given, Number of racks$=30$
Number of shelves in each rack$=25$
Number of books in the library$=50$
Therefore, total number of books in the library$=30\times25\times50$
$=37500$
Thus, total number of books in the library is $37500$.
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