(5) डॉक्टरों, (6) इंजीनियरों और (7) शिक्षकों में से (6) लोगों का दल बनाना है जिसमें हर पेशे से ठीक (2) लोग हों। कितने दल बनेंगे?
From (5) doctors, (6) engineers, and (7) teachers, a team of (6) people is to be formed with exactly (2) people from each profession. How many teams are possible?
Correct answer and explanation
D. (3150)
Simple Explanation
हर पेशे से (2) चुनें और परिणामों को गुणा करें। संख्या \(^{5}C_{2}\times{}^{6}C_{2}\times{}^{7}C_{2}=3150\)। / Choose (2) people from each profession and multiply the results. The number is \(^{5}C_{2}\times{}^{6}C_{2}\times{}^{7}C_{2}=3150\).
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