Comprehension Passage
Directions: Three series I, II, and III following a certain pattern are given below. In the series, one of the numbers is wrong in the numbers in series I, in series II, and in series III are represented by 'a', 'b', and 'c' respectively.
Series I: 22, 44, 110, 330, 1165
Series II: 25, 49, 85, 121,169, 225
Series III: 21, 26, 36, 51, 70
Find the value of a - (b + c).
1
1010
2
1011
3
1012
4
1000
5
1100