Answer:
Step-by-step explanation:
No
Pretty sure purple would be the first and green would be the last
Answer:
C
Step-by-step explanation:
Because i'm smart and did the math.
Answer: 
Step-by-step explanation:
You need to remember that:
1) The definition of Greatest common factor (GCF): This is the greatest factor that divides two numbers.
2) The Product of powers property states that:

3) To find the Greatest common factor between two numbers, for example, you can descompose them into their prime factors and then choose the commons with the lowest exponent.
In this case, you have
and 
You can observe that the common base is "h", then you only need to choose the one with the lowest exponent. This is:

4) You can also rewrite
and
as:

You can observe that the common factor between
and
is: 
Then:

If you are meaning: 53+3^3 / 30-3
i get 53+9 / 30-3
62/ 27
2.296
Im not 100% on what you were asking but i hope this helps