Answer:
The correct option is 4.
Explanation:
It given that recipe ingredients remain in a constant ratio no matter how many servings are prepared.
It means the relation between x and y is


where k is constant of proportionality.
We need to find a possible ratio table for ingredients X and Y for the given number of servings.
In table 1,



Option 1 is incorrect.
In table 2,




Option 2 is incorrect.
In table 3,



Option 3 is incorrect.
In table 4,




Option 4 shows a possible ratio table for ingredients X and Y for the given number of servings.
Therefore the correct option is 4.