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What should come in place of the question mark (?) in the given series? 49, 81, 121, 169, ?, 289
Question

What should come in place of the question mark (?) in the given series?
49, 81, 121, 169, ?, 289

A.

245

B.

225

C.

196

D.

256

Correct option is B

Given: 49, 81, 121, 169, ?, 289
Logic: These are squares of consecutive odd numbers:
49 = 7²
81 = 9²
121 = 11²
169 = 13²
? = 15²
289 = 17²
So,
?  = 225
Thus, the correct option is (B) 225.

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