RPF Constable previous year question
The average weight of 25 students in a class is 48 kg. If the teacher, who weighs 72 kg, is also included, find the new average weight.
Asked in RPF Constable 2025: Shift 5 · Quantitative Aptitude
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Correct answer: (D) 48.92
Total weight = 25×48 = 1200 kg. New total = 1200+72 = 1272 kg. New average = 1272/26 = 48.92 kg.
हिंदी में प्रश्न
एक कक्षा के 25 छात्रों का औसत वजन 48 किग्रा है। यदि शिक्षक, जिनका वजन 72 किग्रा है, को भी शामिल कर लिया जाए, तो नया औसत वजन ज्ञात कीजिए।
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (D) 48.92
कुल वजन = 25×48 = 1200 किग्रा। नया कुल = 1200+72 = 1272 किग्रा। नया औसत = 1272/26 = 48.92 किग्रा।
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