Which pair of numbers comes next 16 26 56 36 46 68 56?
80 66
64 82
66 80
78 68
66 82
Correct Answer : C
Look at this series: 15, __, 27, 27, 39, 39,...What number should fill the blank?
Which pair of numbers comes next 7 9 66 12 14 66 17
Which pair of numbers comes next 32 31 32 29 32 27 32?