SSC GD Constable previous year question
Average age of 22 teachers is 64 years. After involving a new teacher in that group the average increases by 1 year. What is the age of the new teacher?
Asked in SSC GD Constable 2024: 21 Feb 2024 Shift 1 · Quantitative Aptitude
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Correct answer: (C) 87 years
Total of 22 = 1,408. Total of 23 = 23×65=1,495. New teacher's age = 1,495−1,408 = 87 years.
हिंदी में प्रश्न
22 शिक्षकों की औसत आयु 64 वर्ष है। उस समूह में एक नए शिक्षक को शामिल करने के बाद औसत में 1 वर्ष की वृद्धि हो जाती है। नए शिक्षक की आयु कितनी है?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (C) 87 वर्ष
Total of 22 = 1,408. Total of 23 = 23×65=1,495. New teacher's age = 1,495−1,408 = 87 years.
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