शब्द (NOTE) के अक्षरों से ऐसे कितने क्रम बनेंगे जिनमें पहला अक्षर (N) हो?

How many arrangements of the letters of (NOTE) are possible if the first letter is (N)?

Explanation opens after your attempt
Correct Answer

A. (6)

Step 1

Concept

The first position is fixed and the remaining (3) letters can be arranged in (3!=6) ways. Separate fixed positions first.

Step 2

Why this answer is correct

The correct answer is A. (6). The first position is fixed and the remaining (3) letters can be arranged in (3!=6) ways. Separate fixed positions first.

Step 3

Exam Tip

पहला स्थान निश्चित है और शेष (3) अक्षर (3!=6) तरीकों से लगेंगे। fixed position को पहले अलग करें।

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Mathematics Answer, Explanation and Revision Hints

शब्द (NOTE) के अक्षरों से ऐसे कितने क्रम बनेंगे जिनमें पहला अक्षर (N) हो? / How many arrangements of the letters of (NOTE) are possible if the first letter is (N)?

Correct Answer: A. (6). Explanation: पहला स्थान निश्चित है और शेष (3) अक्षर (3!=6) तरीकों से लगेंगे। fixed position को पहले अलग करें। / The first position is fixed and the remaining (3) letters can be arranged in (3!=6) ways. Separate fixed positions first.

Which concept should I revise for this Mathematics MCQ?

The first position is fixed and the remaining (3) letters can be arranged in (3!=6) ways. Separate fixed positions first.

What exam hint can help solve this Mathematics question?

पहला स्थान निश्चित है और शेष (3) अक्षर (3!=6) तरीकों से लगेंगे। fixed position को पहले अलग करें।