That would first be a conversion factor is a number used to change one set of units to another, by multiplying or dividing. when a conversion is necessasry
C.
Since 8 magazines are areiving each month (n) and the total is 56, all you have to do is multiply 8 by n and you get 56, the actual answer would be 7 though.
X= 2 over 9 or in decimal form 0.2222....
(4+3)x(4+4) this should be the answer