Question

25. Find the wrong term in the given number series
3, 7, 12,51, 105, 204
(a) 12 (b) 105 (c) 204 (d) 51 (e) None of these​

Answer 1

Answer:

(C)204,

Step-by-step explanation:

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Answer 2

Answer:

1 number is missing and 1 number is wrong in this number series

Missing Number is 27

Wrong Number is 51 (d)

Step-by-step explanation:

$3 \times 2 = 6 + 1 = 7 \\ 7 \times 2 = 14 - 2 = 12 \\ 12 \times 2 = 24 + 3 = 27 \\ 27 \times 2 = 54 - 4 = 50 \\ 50 \times 2 = 100 + 5 = 105 \\ 105 \times 2 = 210 - 6 = 204$