In September 2016, the cost of gasoline in Berlin was around 1.21 euros per liter. What would the equivalent cost be in U. S. dollars per gallon?
1 U. S. dollar ~ 0.896 euros
1 gallon 3.785 liters

Which statement is true about the extreme value of the given quadratic equation? a. the equation has a maximum value with a y-coordinate of -21. b. the equation has a maximum value with a y-coordinate of -27. c. the equation has a minimum value with a y-coordinate of -21. d. the equation has a minimum value with a y-coordinate of -27.