SSC GD Constable previous year question
The average age of 96 employees in a factory is 32 years. The average age of men is 41 years and of women is 25 years. Find the number of women in the factory.
Asked in SSC GD Constable 2025: 07 Feb 2025 Shift 3 (Evening) · Quantitative Aptitude
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Correct answer: (B) 54
Let women = w. 41(96−w) + 25w = 32×96 ⟹ 3936 − 16w = 3072 ⟹ w = 54.
हिंदी में प्रश्न
एक फैक्ट्री में 96 कर्मचारियों की औसत आयु 32 वर्ष है। पुरुषों की औसत आयु 41 वर्ष तथा महिलाओं की औसत आयु 25 वर्ष है। फैक्ट्री में महिलाओं की संख्या ज्ञात कीजिए।
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सही उत्तर: (B) 54
मान लीजिए महिलाएँ = w। 41(96−w) + 25w = 32×96 ⟹ 3936 − 16w = 3072 ⟹ w = 54।
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