SSC GD Constable previous year question
A cyclist rides for 2 hours at 15 km/hr and then for 3 hours at 20 km/hr. What is the average speed (in km/hr) of the cyclist for the entire trip?
Asked in SSC GD Constable 2025: 10 Feb 2025 Shift 3 · Quantitative Aptitude
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Correct answer: (A) 18
Total distance = 2×15 + 3×20 = 30+60 = 90 km; total time = 5 hrs; average speed = 90/5 = 18 km/hr.
हिंदी में प्रश्न
एक साइकिल चालक 2 घंटे तक 15 किमी/घंटा की गति से और फिर 3 घंटे तक 20 किमी/घंटा की गति से चलता है। पूरी यात्रा में साइकिल चालक की औसत गति (किमी/घंटा में) क्या है?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (A) 18
कुल दूरी = 2×15 + 3×20 = 30+60 = 90 किमी; कुल समय = 5 घंटे; औसत गति = 90/5 = 18 किमी/घंटा।
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