Instructions: Please submit the following files: File 1: Block models and the plots of outputs for Question-1 and Question-2 in a single PDF file. File 2: Original Simulink file (.slx file) of Question-1. File 3: Original Simulink file (.slx file) of Question-2. 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, Pf For Po Figure 1. Sugar concentration tank