Three series I, II, and III following a certain pattern are given below. In the series, one of the numbers is missing in the numbers in series I, in series II, and in series III are represented by 'x', ''y', and 'z' respectively.
Series I: 65, 154, _____, 144, 85, 134, 95
Series II: 64, 72, 83, 99, 122, 156, _____.
Series III: 999, _____, 990, 963, 899, 774, 558
Which of the following equation(s) is/are correct?
I. (y + z) - x > 900
II. (x + y) - z = -720
III. (z - x) + 121 = y + 692
1
Only II
2
Only I
3
Only I and II
4
Only II and III
5
Only III