1.

Pick the wrong number from the given number series. 3,4,10,33,135,685,4116

Answer»

135



The correct number is 136.
3 x 1 + 1 = 4
4 x 2 + 2 = 10
10 x 3 + 3 = 33
33 x 4 + 4 = 136
136 x 5 + 5 = 685
685 x 6 + 6 = 4116



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