বর্ণগুলির সংমিশ্রণটি নির্বাচন করুন যা ক্রমানুসারে ফাঁকা স্থানে রাখলে একটি পুনরাবৃত্তিমূলক প্যাটার্ন তৈরি হবে।

a_bc_a_bcda_ccd_bcd_

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NTPC CBT-I (Held On: 4 Jan 2021 Shift 1)
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  1. a, a, b, c, c, d
  2. a, c, b, d, b, d
  3. a, d, b, b, a, d
  4. a, d, b, b, d, d

Answer (Detailed Solution Below)

Option 3 : a, d, b, b, a, d
Free
RRB NTPC Graduate Level Full Test - 01
100 Qs. 100 Marks 90 Mins

Detailed Solution

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প্রদত্ত :- a_bc_a_bcda_ccd_bcd_

বিকল্প পরীক্ষা করে ও সেই অনুসারে বসিয়ে পাই

1. a, a, b, c, c, d → b c a - a b c d - a c c d - b c d d

2. a, c, b, d, b, d → b c c - a b c d - a c c d - b c d d

3. a, d, b, b, a, d → b c d - a b c d - a c c d - b c d d

4. a, d, b, b, d, d → b c d - a b c d - a c c d - b c d d

    ♦  বিকল্প (3) থেকে একটি পুনরাবৃত্ত ধাঁচ পাওয়া যায় aabcd - abbcd - abccd - abcdd.

সুতরাং, সঠিক উত্তর ‘a, d, b, b, a, d

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