If x is an integer, and 196 < x^2 <= 361, which of the following is the sum of all possible values of x?  Options.
A) 135 B) 124 C) 116 D) 105 E) None of the above
The range of x is from 15 .. to 19 and -15 to -19 so the sum is 0 hence ans None of the above, I guess, unless I am missing something!
<result>E</result>
If x is an integer, and 196 < x^2 <= 361, which of the following is the sum of all possible values of x?