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To open a software lock, you have to type elements in sequence using a keyboard. The sequence is called a combination. All accepted combinations must consist of exactly five elements i.e. four letters and one single digit number. Acceptable combinations must also conform to the following rules:
1. The number must be either the second or third element in the combination.
2. The fourth and fifth element in the combination must not be the same.
3. If the third element is a number, then the fifth must be either B or D.
4. If the third element is a letter, then there must be no F's or G's in the combination.
5. The first element must be a letter closer to the beginning of the alphabet than any other element in the
combination.
The combination C, Q, 8, P, F can be made acceptable by doing which of the following?
  • a)
    Replacing the F with B
  • b)
    Reversing the C and the P
  • c)
    Reversing the Q and the 8
  • d)
    Replacing the F with D
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
To open a software lock, you have to type elements in sequence using a...
Since the 3rd element is a number, the 5th element must be B or D. Since C is the closest to the beginning of the alphabet, the 5th element must be D.
So F must be replaced with D.
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Most Upvoted Answer
To open a software lock, you have to type elements in sequence using a...
Understanding the Combination Rules
To determine how to make the combination C, Q, 8, P, F acceptable, we need to analyze each rule applied to the current combination.

Current Combination Analysis
- **C (1st)**: Letter
- **Q (2nd)**: Letter
- **8 (3rd)**: Number
- **P (4th)**: Letter
- **F (5th)**: Letter

Rules Breakdown
- **Rule 1**: The number (8) is in the correct position (3rd).
- **Rule 2**: F (5th) is not the same as P (4th), so this rule is satisfied.
- **Rule 3**: Since the third element is a number (8), the fifth element must be either B or D. Currently, it is F, which violates this rule.
- **Rule 4**: This rule is not applicable here since we have a number in the third position.
- **Rule 5**: C is the first element and is closer to the beginning of the alphabet than Q, 8, P, or F.

Evaluating the Options
- **Option A (Replacing F with B)**: This satisfies rule 3, but it does not affect rule 4 since there are no Fs or Gs.
- **Option B (Reversing C and P)**: This does not resolve the violation of rule 3, as F remains in the fifth position.
- **Option C (Reversing Q and 8)**: This maintains the same issues related to rule 3.
- **Option D (Replacing F with D)**: This meets rule 3 by changing the fifth element to D, which is acceptable. It also does not violate any other rules.

Conclusion
Thus, the correct answer to make the combination acceptable is option **D**: replacing F with D, ensuring all rules are satisfied.
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To open a software lock, you have to type elements in sequence using a keyboard. The sequence is called a combination. All accepted combinations must consist of exactly five elements i.e. four letters and one single digit number. Acceptable combinations must also conform to the following rules:1. The number must be either the second or third element in the combination.2. The fourth and fifth element in the combination must not be the same.3. If the third element is a number, then the fifth must be either B or D.4. If the third element is a letter, then there must be no F's or G's in the combination.5. The first element must be a letter closer to the beginning of the alphabet than any other element in thecombination.The combination C, Q, 8, P, F can be made acceptable by doing which of the following?a)Replacing the F with Bb)Reversing the C and the Pc)Reversing the Q and the 8d)Replacing the F with DCorrect answer is option 'D'. Can you explain this answer?
Question Description
To open a software lock, you have to type elements in sequence using a keyboard. The sequence is called a combination. All accepted combinations must consist of exactly five elements i.e. four letters and one single digit number. Acceptable combinations must also conform to the following rules:1. The number must be either the second or third element in the combination.2. The fourth and fifth element in the combination must not be the same.3. If the third element is a number, then the fifth must be either B or D.4. If the third element is a letter, then there must be no F's or G's in the combination.5. The first element must be a letter closer to the beginning of the alphabet than any other element in thecombination.The combination C, Q, 8, P, F can be made acceptable by doing which of the following?a)Replacing the F with Bb)Reversing the C and the Pc)Reversing the Q and the 8d)Replacing the F with DCorrect answer is option 'D'. Can you explain this answer? for CAT 2024 is part of CAT preparation. The Question and answers have been prepared according to the CAT exam syllabus. Information about To open a software lock, you have to type elements in sequence using a keyboard. The sequence is called a combination. All accepted combinations must consist of exactly five elements i.e. four letters and one single digit number. Acceptable combinations must also conform to the following rules:1. The number must be either the second or third element in the combination.2. The fourth and fifth element in the combination must not be the same.3. If the third element is a number, then the fifth must be either B or D.4. If the third element is a letter, then there must be no F's or G's in the combination.5. The first element must be a letter closer to the beginning of the alphabet than any other element in thecombination.The combination C, Q, 8, P, F can be made acceptable by doing which of the following?a)Replacing the F with Bb)Reversing the C and the Pc)Reversing the Q and the 8d)Replacing the F with DCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for CAT 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for To open a software lock, you have to type elements in sequence using a keyboard. The sequence is called a combination. All accepted combinations must consist of exactly five elements i.e. four letters and one single digit number. Acceptable combinations must also conform to the following rules:1. The number must be either the second or third element in the combination.2. The fourth and fifth element in the combination must not be the same.3. If the third element is a number, then the fifth must be either B or D.4. If the third element is a letter, then there must be no F's or G's in the combination.5. The first element must be a letter closer to the beginning of the alphabet than any other element in thecombination.The combination C, Q, 8, P, F can be made acceptable by doing which of the following?a)Replacing the F with Bb)Reversing the C and the Pc)Reversing the Q and the 8d)Replacing the F with DCorrect answer is option 'D'. Can you explain this answer?.
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