In a certain code 'SOUTHERN' is written as 'UVPPTMQDG'. How is 'MARIGOLD' written in that code?
Options
AJSBCNFKS
BJSBNHFME
CJSBCNKF
DNBSKCJNF
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Number Series, Coding and DecodingMCQMTP Oct 21Question 2126 of 217
All Questions Correct Answer
✅ Option a — JSBCNFKS
All Options:
- AJSBCNFKS
- BJSBNHFME
- CJSBCNKF
- DNBSKCJNF
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Detailed Solution & Explanation
Let's first analyze the intended coding logic for (noting that the question contains a typo in the code as , which has letters):
1. Split the -letter word into two halves of letters each:
,
2. Process the First Half ():
- Reverse the order:
- Shift each letter forward by :
This gives the first half code: .
3. Process the Second Half ():
- Reverse the order:
- Shift each letter backward by :
This gives the second half code: .
4. Combine the two halves: . (In the question, this is misprinted as ).
Now, let's apply this identical logic to the word :
1. Split into two halves of letters:
,
2. Process the First Half ():
- Reverse the order:
- Shift each letter forward by :
This gives the first half code: .
3. Process the Second Half ():
- Reverse the order:
- Shift each letter backward by :
This gives the second half code: .
4. Combine the two halves:
Note on Discrepancy: The mathematically correct code is . However, the official answer key marks Option A () as the correct answer. This is due to a series of multiple typographical errors in both the question prompt (writing instead of ) and the option choices (writing instead of ). Since Option A is the official key, we follow the key while providing the correct logical derivation.
Hence, **Option A** is the correct answer.
1. Split the -letter word into two halves of letters each:
,
2. Process the First Half ():
- Reverse the order:
- Shift each letter forward by :
This gives the first half code: .
3. Process the Second Half ():
- Reverse the order:
- Shift each letter backward by :
This gives the second half code: .
4. Combine the two halves: . (In the question, this is misprinted as ).
Now, let's apply this identical logic to the word :
1. Split into two halves of letters:
,
2. Process the First Half ():
- Reverse the order:
- Shift each letter forward by :
This gives the first half code: .
3. Process the Second Half ():
- Reverse the order:
- Shift each letter backward by :
This gives the second half code: .
4. Combine the two halves:
Note on Discrepancy: The mathematically correct code is . However, the official answer key marks Option A () as the correct answer. This is due to a series of multiple typographical errors in both the question prompt (writing instead of ) and the option choices (writing instead of ). Since Option A is the official key, we follow the key while providing the correct logical derivation.
Hence, **Option A** is the correct answer.
About This Chapter: Number Series, Coding and Decoding
Paper
Paper 3: Quantitative Aptitude
Weightage
5 Marks
Key Topics
Number series, Coding & Decoding, Odd man out
This chapter covers Number series, Coding & Decoding, Odd man out and is part of Paper 3: Quantitative Aptitude in the CA Foundation exam.
View Official ICAI SyllabusExam Strategy Tip
This topic carries 5 Marks weightage. Focus on understanding core concepts rather than memorizing.
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