The answer is -27/8= -3.375
Answer:
It's gonna be 2t - 7 my friend
Step-by-step explanation:
132, if you add four to 50, and keep going until you get to 20
60 miles because 2160 divided by 36 = 60
Answer:


Step-by-step explanation:
Given


Solving (a): The mean
This is calculated as:

So, we have:



Solving (b): The standard deviation
This is calculated as:

So, we have:



