Question

a photograph 6 inches wide by 8 inches long is scaled to 12 inches long in a book.what is the width of the published picture?

Answer 1

In this book the picture width will be 9 inches.

Explanation:

Write and solve an equation of ratios as follows:

8 inches long 6 in wide

----------------------- = -----------------

12 inches long x

Then 8x=(6)(12), or x = 9 (inches).

In this book the picture width will be 9 inches.