Question
What will come in place of the question mark (?) in the
following series? 12, 13, 22, 47, 96, 177, ?Solution
12 + 12 = 13 13 + 32 = 22 22 + 52 = 47 47 + 72 = 96 96 + 92 = 177 177 + 112 = 298
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