Five children divided some cake equally. Two of the children totally got $$\dfrac{2}{5}$$ of the cake and $$\dfrac{2}{5}=0.4 = 40\textbackslash\%$$. 
Five children divided some cakes equally. What percents of the cakes two of them could get in total? 
[a] $$5\textbackslash\%$$ 
[b] $$10\textbackslash\%$$ 
[c] $$20\textbackslash\%$$ 
[d] $$40\textbackslash\%$$ 