SSC GD Constable previous year question
Manav starts from a place A and reaches place B in 29 hours. He travels 2/9 of the distance at the speed of 9 km/hr and the remaining distance at the speed of 12 km/hr. What is the distance between A and B?
Asked in SSC GD Constable 2024: 27 Feb 2024 Shift 1 · Quantitative Aptitude
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Correct answer: (B) 324 km
For total distance d: (2d/9)/9+(7d/9)/12 = 29 ⟹ 29d/324=29 ⟹ d=324 km.
हिंदी में प्रश्न
मानव A से प्रारंभ करता है और 29 घंटे में B पर पहुंचता है। वह 2/9 दूरी 9 km/hr की चाल से और शेष दूरी 12 km/hr की चाल से तय करता है। A और B के बीच की दूरी कितनी है?
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सही उत्तर: (B) 324 km
For total distance d: (2d/9)/9+(7d/9)/12 = 29 ⟹ 29d/324=29 ⟹ d=324 km.
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