For the number set {7, 12, 5, 16, 23, 44, 18, 9, Z}, which of the following values could be equal to Z if Z is the median of the set?

41/17 as a decimal rounded to the nearest hundredth

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83