Answer:
c
Step-by-step explanation:
I got 27.5 for the mean
mean: you add up all the #'s and divide them my their quantity( in other words by how many numbers there are)
In your case you have 8 numbers, you add them and divide them by 8!
Hope it helps ;)
Answer:
First Graph: the function is symmetrical around y axis -> Even
Second Graph: the function is neither
She is not correct, because $3.00 divided by 6 is 50 cents, so by using that equation she could evaluate that she is wrong and find the correct answer.
Answer:

Step-by-step explanation:
Given
-- of the roadworks

Required
Determine the speed
In this case:


<em></em>
<em> --- approximated</em>