Determine whether y varies directly with x. if so, find the constant of variation k and write the equation.
x y
7 11
8 13
9 15
10 17

X                y
7    +4   = 11
+                 +
1                 2
=                 =
8                13
+                  +
1                  2
=                  =
9                 15
+                   +
1                   2
=                   =
10               17

hope this will help you answering the question of your exercise right 

If you divide 0.1 and 0.6 you wii get 0.166666 which rounds to .167 which is answer b

sorey ik so sorey i need and need to answer a few