Look at this series: 8, 43, 11, 41, __, 39, 17, ... What number should fill in the blank?
A). 12
B). 4
C). 18
D). 14
Look at this series: 70, 71, 76, __, 81, 86, 70, 91, ... What number should fill the blank?
A). 68
B). 69
C). 70
D). 71
Look at this series: 664, 332, 340, 170, ____, 89, ... What number should fill the blank?
A). 155
B). 178
C). 185
D). 192
Look at this series: F2, __, D8, C16, B32, ... What number should fill the blank?
A). E4
B). F5
C). G8
D). H4
Look at this series: 1000, 200, 40, ... What number should come next?
A). 2
B). 8
C). 14
D). 24