Given that a chain weighs 8 pounds per foot.
We to find the weight in ounces per 5 inches.
It is known that 1 foot is equal to 12 inches and 1 pound is equal to 16 ounces.
Given that the weight is 8 pounds per foot.
[tex]\begin{gathered} 8\text{pounds per foot}=8\text{ pounds per 12 inches} \\ =16\times8\text{ ounces per 12 inches} \\ =128\text{ ounces per 12 inches} \\ =10.6\text{ ounces per inch} \\ =10.6\times5\text{ ounces per 5 inches} \\ =53\text{ ounces per 5 inches} \end{gathered}[/tex]Thus, the answer is 53 ounces in 5 inches.
