Identify the number that does NOT belong to the following series.
14, 21, 63, 378, 3402
Answer & explanation
Correct answer: option 1
14, 21, 63, 378, 3402
14 × 1.5 = 21
21 × 3 = 63
63 × 6 = 378
378 × 12 = 4536 ≠ 3402
Hence , 3402 is wrong in series .