2
12
1
256
2310.
217
The pattern is +5, -7... the answer is 6
The pattern in the sequence 1000, 100, 10, 1 is that each number is divided by 10. Following this pattern, the next number would be 0.1.
11, I think, though I'm not positive.
-11 Pattern: Subtract 1, subtract 2, subtract 3 and so on.
The pattern goes -1 x5 so the next number is 19x5 which is 95
11205 Pattern rule: Start at 1. Multiply by 7, and subtract 2.
1/2 then 1/4 1/8 1/16 1/32