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Question

In following questions, one term in number series is incorrect.
Find out the incorrect number 10, 26, 74, 218, 654, 1946, 5834

A
26
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B
74
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C
218
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D
654
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Solution

The correct option is D 654
Each term is 4 less than thrice the preceding number.
So, 654 is wrong and must be replaced by (218 * 3 - 4) = 650.

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