Answer: The total length of nine pieces of chain is 121.248 yards.
Explanation:
Since we have given that
Length of each chain = 13 yards, 1 foot, 5 inches
As we know that

On Converting it into larger units, we get 13.472 yards
Now, Number of pieces of chain =9
Length of 9 pieces is given by

Hence, Nine pieces of chain are 121.248 yards long .
C = πd ( in terms of the diameter ), C = 2πr ( in terms of the radius )
The firat box goes into the seond box and the second box goes into the first box
The answer to the question is c