Option D is correct. The correct option for the recursive formula is 
Given the sequence 10, 14, 18...
The first term is 10, hence
a1 = 10
The previous terms will be 
From the sequence, we can see that <em>4 is being added to the previous term to get the next term</em>. Hence the nth term will be expressed as:

Get the term before the first term 
If n = 1

Hence the correct option for the recursive formula is 
Learn more here: brainly.com/question/18233843
12 is the greatest number because it is the highest common factor between the three numbers.
Zero property is going to be your answer
Check the formula of future value of annuity ordinary (through Google)
FVOA=100[((1+0.13/12)^(12)-1/(0.13/12)]
FVOA=1274.15
Answer:
gross pay would be A. $670 dollars