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Question

If 987 → 24, 654 → 15, then 321 → ?

This question was previously asked in
SSC CGL 2025 Tier 2 Paper 1 Question Paper (19-Jan-2026)
The correct answer is

6

Each number maps to the sum of its digits: 9+8+7=24 and 6+5+4=15. Applying the same rule, 3+2+1=6.

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  2. If 3 $ 4 = 37 and 4 $ 5 = 61, what is 5 $ 6?
  3. If $9  @  3 = 108$ and $10  @  2 = 80$, what is $7  @  1$?

  4. If 'TIGER' is coded as '20-9-7-5-18', how will 'REGIT' be coded?
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Important Questions from Coding Decoding Based on Numbers

  1. If in a code language, HEAD = 4158 and PASTE = 52019116, then TRICK = ?

  2. In a certain code language, 'ATUL' is coded as '1-20-21-12' and 'RAJU' is coded as '18-1-10-21'. How will 'GITA' be coded in that language?

  3. In a certain code language, ‘SAVE’ is coded as ‘522119’. How will ‘WEAK’ be coded in that language?

  4. In a certain code language, ‘CONVERT’ is coded as ‘34142221820’, and ‘FORTUNE’ is coded as ‘6418205142’. How will ‘ACQUIRE’ be coded in that language?

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