GWD数学题请教

vakaka

150, 200, 250, n

Which of the following could be the median of the 4 integers listed above?

I.175
II.215
III.235


A.I only

B.II only
C.I and II only

D.II and III only

E.I, II, and III
这题给的答案是C，可我175那个怎么都算不出来，有同学能给指点一下吗？感激不尽！

justabeginning

如果n為4個integers中最小的，median就是(150+200)/2=175 啦！