When the mean, median, and mode of the list
10,2,5,2,4,2, x
are arranged in increasing order, they form a non-constant arithmetic progression. What is the sum of all possible real value of x ?
Answer Choices
A. 3
B. 6
C. 9
D. 17
E. 20
When the mean, median, and mode of the list
are arranged in increasing order, they form a non-constant arithmetic progression. What is the sum of all possible real value of x ?
Answer Choices
A. 3
B. 6
C. 9
D. 17
E. 20