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Quantitative Aptitude (HAS)

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13, 25, 61, 121, 205, (?)

295

300

310

313

Explanation:

343 × 7 = 2401
13 + 1 × 12 = 13 + 12 = 25
25 + 3 × 12 = 25 + 36 = 61
61 + 5 × 12 = 61 + 60 = 121
121 + 7 × 12 = 121 + 84 = 205
205 + 9 × 12 = 205 + 108 = 313

Hence, option 4 is the correct answer.

By: Amit Kumar

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