RRB NTPC CBT-1 practice question
A school teacher noticed that 6 years ago, his age was 4 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 RRB NTPC CBT-1 General Awareness practice set · General Awareness
Tap an option to check your answer.
Show answer and explanation
Correct answer: (A) 30 years
Let daughter's age 6 years ago = d. Then d = 6. Teacher's present age = 4×6+6 = 30 years.
हिंदी में प्रश्न
एक स्कूल शिक्षक ने देखा कि 6 वर्ष पहले, उसकी आयु उस समय अपनी बेटी की आयु की 4 गुना थी। अब से 6 वर्ष बाद, शिक्षक की आयु उसकी बेटी की आयु की दोगुनी होगी। शिक्षक की वर्तमान आयु क्या है?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (A) 30 वर्ष
मान लीजिए 6 वर्ष पहले बेटी की आयु = d थी। तब d = 6। शिक्षक की वर्तमान आयु = 4×6+6 = 30 वर्ष।
More solved General Awareness questions
- The slogan 'Simon Go Back', raised during the nationwide protests of 1928 against the Simon Commission, is credited to:
- The UP Cabinet approved the Uttar Pradesh Data Centre Policy 2026 to establish the state as a hub for which type of data centres?
- What should come in place of ? in the given series? 91 97 106 118 133 ?
- A sound wave has a frequency of 4 kHz and a wavelength of 25 cm. How much time will it take to travel a distance of 2.5 km?
- A body is dropped from rest from a height of 45 m. The time it takes to reach the ground (g = 10 m s⁻²) is:
- Find the compound interest on ₹12000 at 12% per annum for 2 years, compounded annually.