Question
Find the wrong number in the given number series.
7, 11, 20, 45, 94, 194Solution
ATQ,
Here’s the rule:
7 + 2² = 7 + 4 = 11
11 + 3² = 11 + 9 = 20
20 + 5² = 20 + 25 = 45
45 + 7² = 45 + 49 = 94
94 + 11² = 94 + 121 = 215
So, 194 should actually be 215.
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