WILL GIVE BRAINLIEST Noah needs to order some new supplies for the restaurant where he works. The restaurant needs at least 503 knives. There are currently 391 knives. If each set on sale contains 10 knives, which inequality can be used to determine xx, the minimum number of sets of knives Noah should buy?

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.