Explanation:
Basically, first compare exponents of the same variables, then subtract the smaller exponent from the bigger exponent and move the variable to the place of the bigger exponent (e.g., (a^2 * b)/a^9 = b/a^(9-2) = b/a^7)
(a^5 * b^6)/(a^2 * b^3)
a^3 * b^3 <— answer