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17 14 14 11 11 8 8
2
10 34 12 31 14 28 16
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11 14 14 17 17 20 20
4
Look at this series: F2, __, D8, C16, B32, ... What number should fill the blank?
5
Look at this series: 664, 332, 340, 170, ____, 89, ... What number should fill the blank?
6
Look at this series: V, VIII, XI, XIV, __, XX, ... What number should fill the blank?
7
Look at this series: 70, 71, 76, __, 81, 86, 70, 91, ... What number should fill the blank?
8
Look at this series: 8, 43, 11, 41, __, 39, 17, ... What number should fill in the blank?