Q15:
The average (arithmetic mean) of the 5 positive integers k, m, r, s, and t is 16, and k < m < r < s < t. If t is 40, what is the greatest possible value of the median of the 5 integers?
A. 16
B. 18
C. 19
D. 20
E. 22
这个为什么是18而不是16的啊?
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谢谢LS解释,我理解成最大几率了
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