Perimeter is 102 Area is 496 and the tank one is it has 12. Liters right now
you simply have to add all of the numbers together, so it'll be 2+5+12+7+1 or 27, therefore the answer is B
Answer:
Step-by-step explanation:
What do you man what expressions or just expressions in general.
Answer:
C
Step-by-step explanation:
Number 4
Answer:
The value of the test statistic is 
Step-by-step explanation:
The null hypothesis is:

The alternate hypotesis is:

Our test statistic is:

In which X is the sample mean,
is the value tested at the null hypothesis,
is the standard deviation(square roof of the variance) and n is the size of the sample.
In this problem, we have that:

So



The value of the test statistic is 