###### Exercise 99

Each page of a book consists of a header, a footer and the middle part. The header is \({{\frac{6}{7}}}\) inches in height; the footer is \({{\frac{3}{14}}}\) inches in height; and the middle part is \({3 {\textstyle\frac{3}{7}}}\) inches in height.

What is the total height of each page in this book? Use mixed number in your answer if needed.

Each page in this book is inches in height.