The length of a string in yards is a function f(n) of the length n in inches. Write a function rule for this situation.
Af(n) = 36n
Bf(n) = n/12
Cf(n) = 12n
Df(n) = 1/36n
Af(n) = 36n
Bf(n) = n/12
Cf(n) = 12n
Df(n) = 1/36n