Find out the wrong term: 25, 36, 49, 81, 121, 169, 225

V, VIII, XI, XIV, __, XX. What number should fill the blank?

Find the missing term: 13, 32, 24, 43, 35, ?, 46, 65, 57, 76

Find the missing term: 3, 4, 7, 7, 13, 13, 21, 22, 31, 34, ?

664, 332, 340, 170, ____, 89. What number should fill the blank?

What will come at the place of question mark ?<br>3, 7, 23, 95, ?

Find the missing term: 4, 10, ?, 82, 244, 730

Find out the wrong term: 2, 5, 10, 50, 500, 5000

11, 16, 21, 26, 31, 36, 41, ... choose which pair of numbers comes next?