What is the sum of 100 consecutive integers from -49 inclusive, in a increasing order?  Choose the correct choice from the following choices:
A) - 29  B) 50  C) - 30  D) 30  E) 60

Rationale: "from - 49 to - 1 - - > 49 nos . zero - - > 1 number from + 1 to + 49 - - > 49 nos . when we add up nos . from - 49 to + 49 sum will be zero . total 99 nos will be added . 100 th number will be 50 . sum of these 100 nos . = 50 . b is the answer ."
Answer: B