Answer:
A
Step-by-step explanation:
I included the steps in the picture I attached. lmk if you need me to explain more
I don't Clearly understand your question but I think it is 0.428571
It works out that: y = 1 or 5 and therefore x = 5 or 1
8=8,16,24,32,40,48,and so on
56= 56, 112, 168