U32, V29, __, X23, Y20. What number should fill the blank?

Find out the wrong term: 105, 85, 60, 30, 0, - 45, - 90

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

Find the missing term: 120, 99, 80, 63, 48, ?

Find out the wrong term: 8, 13, 21, 32, 47, 63, 83

Find the missing term: 5, 6, 9, 15, ?, 40

Find the missing term: 125, 80, 45, 20, ?

Find out the wrong term: 2, 3, 4, 4, 6, 8, 9, 12, 16

1, 10, 7, 20, 13, 30, 19, ... choose which pair of numbers comes next?