$100$ kg$/$h of an apple juice with moisture of $92\%($w$/$w$)$ will be mixed with $200$ kg$/$h of an apple juice with $94\%$ moisture $($w$/$w$).$ After being well mixed, they are passed through an evaporator to obtain a concentrated product with $50\%$ solids $($w$/$w$).$ How much water should be removed in the evaporator?