Total Questions: 30
14, 21, 63, 378, 3402
Clearly, we can see that 3402 does not belong to the series given in the question.
20, 10, 10, 15, 30, 90
Clearly, we can see that 90 does not belong to the series given in the question.
30, 15, 15, 22.5, 46, 112.5
Clearly, we can see that 46 does not belong to the series given in the question.