By what percent will a fraction change if its numerator is increased by 60% and its denominator is decreased by 20%?

What is the vertical asymptotes of the function f(x)=x-2/x*2-3x-4

Question and answers are in the attached picture. you so much in advance.

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.