Solution
Step 1
Total number of friends = 4
Length of each scarf = 86.4 in
Step 2
[tex]\begin{gathered} Total\text{ length = 4 }\times\text{ 86.4} \\ \text{= 345.6in} \\ Convert\text{ to foot by divided by 12} \\ \frac{345.6}{12} \\ =\text{ 28.8 ft} \end{gathered}[/tex]
Final answer
28.8 ft
