First thing to do is set up your equation:
45/x = 20/100
Cross multiply
4500 = 20x
And divide by 20
Answer: 225 people were surveyed
D. It Is The Most Fitting Answer. The Other 3 Equal More Than Needed.
Answer:
$30.66
Step-by-step explanation:
The answer to that question is x^2 +4x
