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Logical Reasoning (RBI Ast)

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11, 12, 50, 453, ?

7225

7522

7252

75246

None of these

Explanation:

11*1^2+1 = 11+1 = 12
12*2^2+2 = 12*4+2 = 50
50*3^2+3 = 50*9+3 = 453
453*4^2+4 = 453*16+4 = 7252
Hence, option 3 is the correct answer.

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