Each of the two tanks contains 200 gal of water, in which initially 100 lb (Tank T

Question:

Each of the two tanks contains 200 gal of water, in which initially 100 lb (Tank T₁) and 200 lb (Tank T₂) of fertilizer are dissolved. The inflow, circulation, and outflow are shown in Fig. 88. The mixture is kept uniform by stirring. Find the fertilizer contents y₁(t) in T₁and y₂(t) in T₂.

12 gal/min 4 gal/min (Pure water) T T, 12 gal/min 16 gal/min Tanks in Problem 18 Fig. 88.