First chapter
32 pages
4% of the book
How many pages?
P = total pages
32 pages = P*4%
[tex]\begin{gathered} P=\frac{32\text{ pages}}{4\text{ \%}} \\ P=\frac{32\text{ pages}}{0.04} \\ P=800\text{ pages } \end{gathered}[/tex]The book would be 800 pages