[tex]~~~~~~~~~~~~~~~~\boxed{Tema}
~
~~~\alpha.\underline{Rezolvare}
~
~~~~~4~robinete~...........~24~h
~~~~~x~robinete~............~8~h
~~~~~-------------------
~~~~~Sunt~marimi~invers~proportionale~(~i.p~)
\dfrac{4}{x} = \dfrac{8}{24} = \ \textgreater \ x = \dfrac{4 * 24}{8} = \ \textgreater \ x = \dfrac{96}{8} = \ \textgreater \
~
\boxed{ x = 12~robinete}
[/tex]