Answer:
i am not tallent in maths
Answer:

And the best option would be:

Step-by-step explanation:
We assume that the distribution for the random variable is:

For this case we want to calculate the following probability:

And we can use the normal standard distribution or excel and we got:

And the best option would be:

Answer:
9 1/3
Step-by-step explanation:
That is wrong i tried to answer it but messed up so don't use it
Answer:
x=3
Step-by-step explanation:
The way you find x-intercepts is by setting y equal to 0. So then you just solve for x.
(0)-12=-2(x+3)-2(0)
-12= -2x -6 -0
-12 = -2x -6
-6 = -2x
x = 3
Hope this helped.
The answer is C BECAUSE for this question, you can think relatively. They give you the responses for 54 people surveyed, however they want the answer from 1,140 students. You can set up the proportion of 30/54 = x/1140 to find out the number of students agreeing to keep the mascot. You get 1900/3 or 633 1/3.