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Find the WRONG number in the series: 4, 6, 12, 30, 92, 315, 1260

Competition practiceNumber Series

A6
B30
C92
D315

Step-by-Step Solution

Multipliers increase by 0.5: ×

1.5, \times 2, \times 2.5, \times 3, \times 3.5, \times 4.30 \times 3 = 90

, not 92; so 92 is wrong (should be 90).

Answer: C) 92

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