15. [3 ptsl A large mixing tank currently contains 200 gallons of water into which all] pounds of sugar have been mixed. it tap will open pouring 15 gallons ofwater per minute into the tank at the same time sugar is being poured into the tank at a rate of 2 pounds per minute. The concentration in this situation can be modeled with the following rational function. a. What is the concentration after 8 minutes? o. What is the horizontal asymptote, how- do you know. and what does it mean in this situation? 16. [3 ptsl Create a rational function with a double zero at r = 3. a hole at x = 5, vertical asymptotes at r = 2 and x = 6, and a horizontal asymptote of y = 3. 1?. [3 ptsl Based on the graph, state the zeros and their likely multiplicity