Given below are two number series. Series I is incomplete, and Series II contains one incorrect number but follows the pattern of Series I. Series I: ...
Question
Given below are two number series. Series I is incomplete, and Series II contains one incorrect number but follows the pattern of Series I.
Series I: 11, P, 181, 350, 639, 1000
Series II: 242, 251, 255, 280, 329, 450, 619
If 'y' is the incorrect number in Series II, find the value of .