SSC GD Constable previous year question
An aeroplane covers distances of 1320 km, 1760 km and 2095 km at speeds of 528 km/h, 352 km/h and 419 km/h respectively. Find the average speed (in km/h) of the aeroplane.
Asked in SSC GD Constable 2025: 12 Feb 2025 Shift 3 (Evening) · Quantitative Aptitude
Tap an option to check your answer.
Show answer and explanation
Correct answer: (C) 414
Total distance = 1320+1760+2095 = 5175 km. Total time = 1320/528+1760/352+2095/419 = 2.5+5+5 = 12.5 hrs. Average speed = 5175/12.5 = 414 km/h.
हिंदी में प्रश्न
एक हवाई जहाज 1320 km, 1760 km और 2095 km की दूरी क्रमशः 528 km/h, 352 km/h और 419 km/h की चाल से तय करता है। हवाई जहाज की औसत चाल (km/h में) ज्ञात कीजिए।
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (C) 414
कुल दूरी = 1320+1760+2095 = 5175 km। कुल समय = 1320/528+1760/352+2095/419 = 2.5+5+5 = 12.5 घंटे। औसत चाल = 5175/12.5 = 414 km/h।
More solved Quantitative Aptitude questions
- Find the mean proportional between (4+√5) and (12-2√20).
- Ayush travels by his car from Chandigarh to Ludhiana at a speed of 77 km/h and returns at a speed of 63 km/h. If the distance between…
- Evaluate: (-9) - (-60) ÷ (-15) + (-3) × 9
- An aeroplane travels distances 1320 km, 1760 km and 2095 km at the rate of 528 km/h, 352 km/h and 419 km/h, respectively. Find the average…
- Find the mean proportional between (4+√5) and (12−2√20).
- Ayush starts his journey from Chandigarh to Ludhiana with his car at a speed of 77 km/hr and returns at a speed of 63 km/hr. If the…