The ribbon is 3 yards. He cuts the ribbon into 6 equal length. The length of each ribbon can be calculated below
total length of the ribbon = 3 yards
[tex]\begin{gathered} \text{each length of the cut ribbon=}\frac{3}{6} \\ \text{each length of the cut ribbon}=\frac{1}{2}\text{ yards} \end{gathered}[/tex]