The following pictograph shows different subject books which are kept in a school library.
Taking symbol of one book =50 books,
Find: How many Science books are there in the library ?
Step : Counting the total number of science books in the library
Given,
One book = 50 books
Number of science books in the library
=5.5×50
=275 books
Therefore, there are 275 Science books in the library.