The situation of all kinds of books in bright primary school Library is as follows. (1) What kind of books are there the most in bright primary school Library? (2) If there are 35 books in the library.
(1) A: As can be seen from the fan-shaped statistical chart, literary and art books occupy the largest area and the largest number.
(2)3500×25%
=3500×0.25
=875 (Ben)
A: There are 875 natural science books.
(3)3500×( 1-20%-25%-45%)
=3500×0. 1
=350 (Ben)
A: There are 350 other books.