Suppose some item $A$ has Revenue $x\%$ and Exports $y\%.$
So, for this item $A$ Revenue per $kg=\frac{x}{y}\times\frac{250\;\text{crore}}{500\;\text{thousand}\times1000}$
In that way Revenue per kg is directly proportional to $\frac{\text{Revenue}}{\text{Export}}$
- Item 1: Revenue per $kg$ $\propto$ $\frac{12}{11}$
- Item 2: Revenue per $kg$ $\propto$ $\frac{20}{20}$
- Item 3: Revenue per $kg$ $\propto$ $\frac{23}{19}$
- Item 4: Revenue per $kg$ $\propto$ $\frac{6}{22}$
- Item 5: Revenue per $kg$ $\propto$ $\frac{20}{12}$
- Item 6: Revenue per $kg$ $\propto$ $\frac{19}{16}$
We can see that for Item 5 Revenue per $kg$ value is highest.
Correct Option: D.