Answer:
B
Step-by-step explanation:
Answer:
27 %
Step-by-step explanation:
Given that Sheila predicts that 480 people will attendthe fall concert and There was an actual total of 350 people who attended the fall concert.
We know that
Percent error = 
Percent error = 
Percent error = 27 %
For this case we must solve the following proportion:

Multiplying by 5 on both sides of the equation we have:

Subtracting 2 from both sides of the equation:

ANswer:

Answer:
12.5
Step-by-step explanation:
We can use ratios to solve
4 4+6
---- = ----------
5 AC
4 10
---- = ----------
5 AC
Using cross products
4 * AC = 5*10
4AC = 50
Divide by 4
AC = 50/4
AC =12.5
Answer:
A
Hope that helps!
Step-by-step explanation: