Logical Reasoning Number Series Section-6

Directions to Solve
Look carefully for the pattern, and then choose which pair of numbers comes next.

7 9 66 12 14 66 17

Explanation: This is an alternating addition series with repetition, in which a random number, 66, is interpolated as every third number. The regular series adds 2, then 3, then 2, and so on, with 66 repeated after each "add 2" step.