Answer:
Explanation:
he meaning of term proportional relationship is that the two quantity are changing or behaving in the same way.
Suppose , x = k y
Here , , i.e if there is change in x by some quantity , there will be same change in quantity y.
If you will look at option 4 which is
Here x, and y are directly proportional to each other.
Option (4) x -2 1 2 3
y -6 3 6 9 is true.