AP Police SI practice question
Average weight of 15 boys is 48kg, and average weight of 10 girls is 40kg. The average weight of all 25 students (kg) is
From a AP Police SI Quantitative Aptitude practice set · Quantitative Aptitude
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Correct answer: (B) 44.8
Total weight=15×48+10×40=720+400=1120. Average=1120/25=44.8.
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हिंदी में प्रश्न
15 लड़कों का औसत वजन 48 किग्रा है, और 10 लड़कियों का औसत वजन 40 किग्रा है। सभी 25 विद्यार्थियों का औसत वजन (किग्रा में) है
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उत्तर और व्याख्या देखें
सही उत्तर: (B) 44.8
कुल भार=15×48+10×40=720+400=1120। औसत=1120/25=44.8।
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