問PP DS？請大大解或

sparkchen

Set S consists of five consecutive integers, and set T consists of seven consecutive integers.  Is the median of the numbers in set S equal to the median of the numbers in set T ?

 

(1)  The median of the numbers in set S is 0.

 

(2)  The sum of the numbers in set S is equal to the sum of the numbers in set

答案是C

為何不是B