Find the odd number in the given sequence: 55 | vedclass

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Question

(A) Let us analyze the differences between consecutive terms in the sequence: $5555 - 5506 = 49 = 7^2$ $5506 - 5425 = 81 = 9^2$ $5425 - 5344 = 81$ (Th

Vedclass · Accepted Answer

$5531$

Vedclass · Answer

(A) Let us analyze the differences between consecutive terms in the sequence: $5555 - 5506 = 49 = 7^2$ $5506 - 5425 = 81 = 9^2$ $5425 - 5344 = 81$ (This pattern seems inconsistent). Let us re-examine the sequence: $5555, 5506, 5425, 5344, 5135, 4910, 4621$. Differences: $5555 - 5506 = 49 = 7^2$ $5506 - 5425 = 81 = 9^2$ $5425 - 5304 = 121 = 11^2$ $5304 - 5135 = 169 = 13^2$ $5135 - 4910 = 225 = 15^2$ $4910 - 4621 = 289 = 17^2$ Comparing the original sequence $5531, 5506, 5425, 5344, 5135, 4910, 4621$ with the pattern,the term $5531$ is incorrect and should be $5555$,and $5344$ is the correct term instead of $534$. Thus,$5531$ is the odd one out.

Find the odd number in the given sequence: $5531, 5506, 5425, 5344, 5135, 4910, 4621$.

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