Inactive Tutor answered 08/26/16
Tutor
New to Wyzant
(ab/9) ÷ (b/3) = (ab/9) • (3/b) That is, to divide by a fraction, multiply by its reciprocal.
The b's cancel; the 3 cancels into the 9, i.e. 3/9 = 1/3 and so the final answer is a/3.