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