SSC GD Constable previous year question
If a train travels at a speed of 40 km/hr, it reaches its destination 10 min late; but if it travels at a speed of 45 km/hr, it reaches 4 min late. Find the correct time taken by the train to complete the journey.
Asked in SSC GD Constable 2025: 06 Feb 2025 Shift 1 (Morning) · Quantitative Aptitude
Tap an option to check your answer.
Show answer and explanation
Correct answer: (C) 44 min
Distance D satisfies D/40 − D/45 = 6/60 hr, giving D = 36 km. Time at 40 km/hr = 54 min; correct time = 54 − 10 = 44 min.
हिंदी में प्रश्न
यदि कोई ट्रेन 40 km/hr की चाल से चलती है, तो वह अपने गंतव्य पर 10 min देरी से पहुँचती है, लेकिन यदि वह 45 km/hr की चाल से चलती है, तो वह 4 min देरी से पहुँचती है। ट्रेन द्वारा यात्रा पूरी करने का सही समय ज्ञात कीजिए।
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (C) 44 min
दूरी D, D/40 − D/45 = 6/60 hr को संतुष्ट करती है, जिससे D = 36 km। 40 km/hr पर समय = 54 min; सही समय = 54 − 10 = 44 min।
More solved Quantitative Aptitude questions
- When difference between compound and simple interest for three years is ₹228 at 4% interest per annum, the principal is ₹______
- Find the value of: [(23 × 16) × {3 ÷ 3 × ((19 − 13))/3}]
- A hemispherical bowl has a radius of 3.5 cm. It is to be painted on both the inside and outside. Find the cost of painting it at the rate…
- The price of petrol (per litre) increases by 50%. By what percent should its consumption be decreased so that the expenditure on it…
- Ravi can complete one-fourth of a work in 15 days, Chhavi can complete one-third of the work in 18 days, and Dhani can complete half of…
- Zakir travels from city A to city B. If Zakir drives his car at 2/3 of his normal speed, he reaches city B 10 minutes late. If Zakir…