1
6, 18, 30, 42. What is the rule? =
2
What comes next: 144, 136, 128, 120, __ =
3
Fill in: 33, 44, 55, 66, 77, __ =
4
Fill in the blanks: 7, __, 25, __, 43 =
5
What comes next: 88, 96, 104, 112, __ =
6
What comes next: 143, 132, 121, 110, __ =
7
Fill in the blanks: 6, __, __, 30, 38 =
8
Fill in: 22, 33, 44, 55, 66, __ =
9
What comes next: 63, 56, 49, 42, __ =
10
What comes next: 98, 91, 84, 77, __ =
11
Fill in the blanks: 10, __, 24, 31, __ =
12
What comes next: 180, 192, 204, 216, __ =
13
What comes next: 176, 187, 198, 209, __ =
14
Fill in: 24, 36, 48, 60, 72, __ =
15
Fill in the blanks: 4, 13, 22, __, __ =
16
What comes next: 120, 108, 96, 84, __ =
17
Fill in the blanks: 2, 11, __, __, 38 =
18
Fill in the blanks: 6, __, 20, 27, __ =
19
What comes next: 187, 176, 165, 154, __ =
20
Fill in: 0, 11, 22, 33, 44, __ =