Answer: 
<u>Multiply</u>

<u>Multiply</u>

<u>Note</u>
Multiplying/Dividing a negative to a positive will equal a negative. (N×P=N)
Multiplying/Dividing a negative to a negative will equal a positive. (N×N=P)
Multiplying/Dividing a positive to a positive will equal a positive. (P×P=P)
The graph has to be a straight line that pass through the origin (0,0)
It is 5:9 in simplest form
The answer is .018 because you move the decimal 3 back because there is 3 zeros