Given:
Number of shirts William own = 55 shirts
Percent that are dress shirts = 40%
Let's find the number that are dress shirts.
Given that 40% of the shirts Williams own are dress shirts, to find the number of dress shirts, apply the formula:
[tex]\begin{gathered} \text{Number of dress shirts = Percent that are dress shirts }\ast\text{ Number of shirts} \\ \\ \text{Number of dress shirts = 40\% }\ast\text{ 55 = }\frac{40}{100}\ast55=22 \end{gathered}[/tex]Therefore, the number of dress shirts are 22
ANSWER:
22