Wrong number in series 1 , 9 , 27 , 49 , 81 , 121 , ?

27
49
9
1

Correct answer: A

The listed odd-square pattern is 1, 9, 25, 49, 81, 121; 27 should be 25.

Appeared in 1 past paper

Child Protection Past Paper — 18 October 2026 (Q.54)

Category: Arithmetic and Analytical Reasoning

Appears in past papers

Child Protection Past Paper — 18 October 2026