Question 1: A tank contains 3m' of a solution consisting of 300 kg of sugar dissolved in water. Pure water is pumped into the tank at the rate of 15 liters/s, and the mixture (kept uniform by stirring) is pumped out at the exact same rate. How long will it take for only 30 kg of sugar to remain in the tank? Solve it using Simulink. Ff.pl Fo.po do Figure 1. Sugar concentration tank