AP Police SI practice question
An uncle is 30 years older than his nephew. 8 years ago, the uncle's age was twice his nephew's age at that time. What is the nephew's present age?
From a AP Police SI Quantitative Aptitude practice set · Quantitative Aptitude
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Correct answer: (A) 38 years
Let nephew's present age = x, uncle's = x+30. 8 years ago: x+30-8 = 2(x-8) => x+22 = 2x-16 => x = 38 years.
हिंदी में प्रश्न
एक चाचा अपने भतीजे से 30 वर्ष बड़े हैं। 8 वर्ष पहले, चाचा की आयु उनके भतीजे की आयु की दोगुनी थी। भतीजे की वर्तमान आयु कितनी है?
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सही उत्तर: (A) 38 वर्ष
मान लीजिए भतीजे की वर्तमान आयु = x, चाचा की = x+30। 8 वर्ष पहले: x+30-8 = 2(x-8) => x+22 = 2x-16 => x = 38 वर्ष।
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