নিম্নলিখিত ক্রমের অন্তর্গত নয় এমন সংখ্যাটি চিহ্নিত করুন।

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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RRB NTPC CBT-I Official Paper (Held On: 4 Jan 2021 Shift 1)
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Detailed Solution

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এখানে অনুসৃত যুক্তিটি  হল:-

F3 Savita Railways 6-5-22 D29

∴ এখানে, '448' এর পরিবর্তে '336' সংখ্যাটি ক্রমের অন্তর্গত।

অতএব, সঠিক উত্তরটি হল "448"

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