Delhi Police Constable practice question
A school teacher noticed that 6 years ago, his age was 3 times the age of his daughter at that time. 6 years from now, the teacher's age will be twice the age of his daughter. What is the present age of the teacher?
From a Delhi Police Constable General Awareness practice set · General Awareness
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Correct answer: (C) 42 years
Let daughter's age 6 years ago = d. Then d = 12. Teacher's present age = 3×12+6 = 42 years.
हिंदी में प्रश्न
एक स्कूल शिक्षक ने देखा कि 6 वर्ष पहले, उसकी आयु उस समय अपनी बेटी की आयु की 3 गुना थी। अब से 6 वर्ष बाद, शिक्षक की आयु उसकी बेटी की आयु की दोगुनी होगी। शिक्षक की वर्तमान आयु क्या है?
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सही उत्तर: (C) 42 वर्ष
मान लीजिए 6 वर्ष पहले बेटी की आयु = d थी। तब d = 12। शिक्षक की वर्तमान आयु = 3×12+6 = 42 वर्ष।
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