उस संख्या की पहचान कीजिए जो निम्नलिखित शृंखला से संबंधित नहीं है।

7, 14, 56, 448, 2688, 26880

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NTPC CBT-I (Held On: 20 Jan 2021 Shift 1)
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  1. 448
  2. 2688
  3. 26880
  4. 56

Answer (Detailed Solution Below)

Option 1 : 448
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यहाँ अनुसरण किया गया तर्क है :-

∴ यहाँ, '448' के स्थान पर संख्या '336' श्रृंखला से संबंधित है।

अत:, सही उत्तर "448" है।

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