Answer:
Step-by-step explanation:
B
$325
Step-by-step explanation
78% is 234
x is 100%
cross multiply
=
234 × 100 = 72x
23400 = 72x
23400÷72 =72x ÷72
325 = x
81
First Inverse function= f^-1(x)=x/3-5/3
Second Inverse function=f^-1(x)=x/3-5/3