Answer:
$43.70
Step-by-step explanation:
90.50 - 4 = 87.50
87.50 ÷ 2 = $43.70
¯\_(ツ)_/¯
Answer:
Step-by-step explanation:
72%
For this case we have a function of the form
, where 
We must find the value of the function when
, that is, we must find f (3). So:

So
Answer:

Answer:
The answer to the first question is B.
The answer to the second question is C.