By 8: 00 am, the snack bar has made $3,256 in sales. by noon, the snack bars total sales for $8821. on average, how much money did the snack bar take in each hour between 8: 00 am and noon?

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.