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Previous Year Question (PYQs)
4
Find the wrong number in the series: 5, 18, 34, 54, 79, 110, 158
Solution
solution: Differences: 13, 16, 20, 25, 31, 48. The increments should grow by +3, +4, +5, +6, +7 ⇒ last diff should be 38, not 48. Expected last term = 110 + 38 = 148.
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