(6) boys और (4) girls को row में arrange करना है ताकि no two girls together हों। Derivation का मुख्य step क्या है?

Arrange (6) boys and (4) girls in a row so that no two girls are together. What is the main step in the derivation?

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Correct Answer

B. पहले boys arrange करें और फिर (7) gaps में (4) girls रखेंArrange boys first and place (4) girls in (7) gaps

Step 1

Concept

Arranging boys creates (7) gaps where girls can be placed. In exams use the gap method for no two together.

Step 2

Why this answer is correct

The correct answer is B. पहले boys arrange करें और फिर (7) gaps में (4) girls रखें / Arrange boys first and place (4) girls in (7) gaps. Arranging boys creates (7) gaps where girls can be placed. In exams use the gap method for no two together.

Step 3

Exam Tip

Boys arrange करने पर (7) gaps बनते हैं जिनमें girls बैठती हैं। परीक्षा में no two together के लिए gap method लगाएं।

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(6) boys और (4) girls को row में arrange करना है ताकि no two girls together हों। Derivation का मुख्य step क्या है? / Arrange (6) boys and (4) girls in a row so that no two girls are together. What is the main step in the derivation?

Correct Answer: B. पहले boys arrange करें और फिर (7) gaps में (4) girls रखें / Arrange boys first and place (4) girls in (7) gaps. Explanation: Boys arrange करने पर (7) gaps बनते हैं जिनमें girls बैठती हैं। परीक्षा में no two together के लिए gap method लगाएं। / Arranging boys creates (7) gaps where girls can be placed. In exams use the gap method for no two together.

Which concept should I revise for this Mathematics MCQ?

Arranging boys creates (7) gaps where girls can be placed. In exams use the gap method for no two together.

What exam hint can help solve this Mathematics question?

Boys arrange करने पर (7) gaps बनते हैं जिनमें girls बैठती हैं। परीक्षा में no two together के लिए gap method लगाएं।