যেভাবে দ্বিতীয় সংখ্যাটি প্রথম সংখ্যার সাথে সম্পর্কিত, চতুর্থ সংখ্যাটি তৃতীয় সংখ্যার সাথে এবং ষষ্ঠ সংখ্যাটি পঞ্চম সংখ্যার সাথে সম্পর্কিত ঠিক সেইভাবে সপ্তম সংখ্যার সাথে সম্পর্কিত বিকল্পটি নির্বাচন করুন

3 : 8 :: 7 : 16 :: 4 : 10 :: 8 : ?

This question was previously asked in
RRB Group D 16 Sept 2022 Shift 3 Official Paper
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  1. 22
  2. 16
  3. 12
  4. 18

Answer (Detailed Solution Below)

Option 4 : 18
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Detailed Solution

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যুক্তি : প্রথম সংখ্যা × 2 + 2 = দ্বিতীয় সংখ্যা

3 : 8 → 3 × 2 + 2 ⇒ 6 + 2 = 8 

এবং,

7 : 16  → 7 × 2 + 2 ⇒ 14 + 2 = 16 

একইভাবে,

4 : 10 → 4 × 2 + 2 ⇒ 8 + 2 = 10

এবং,

8 : ? → 8 × 2 + 2 ⇒ 16 + 2 = 18

এতদনুসারে,? কে 18 দিয়ে প্রতিস্থাপন করা যেতে পারে

সুতরাং, "বিকল্প 4" হল সঠিক উত্তর।

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