An artist is hired to create an art display for the interior of a city building. The display is to span a total width of

16.5

yd

. The artist decides to cover this space with equally sized portraits placed side-by-side in a horizontal line with no gaps. Each portrait has a width of

54

in

. How many portraits will be used in the display?

First fill in the blanks on the left side of the equation using three of the ratios shown. Then answer on the right side of the equation.

16.5yd/1 X ? X ? X ? = ?potraits