Series Completion - Verbal and Reasoning

Directions to SolveIn this type of questions, one term in the number series is wrong. Find out the wrong term.
Q1:

105, 85, 60, 30, 0, - 45, - 90

A 105

B 60

C 0

D -45

ANS:C - 0

Explanation: The correct pattern is - 20, - 25, - 30,..... So, 0 is wrong and must be replaced by (30 - 35) i.e. - 5.