SSC GD Constable previous year question
A man goes to Chennai from Hyderabad at a speed of 56 km/hr and returns to Hyderabad at speed of 72 km/hr, through same route. What is his average speed (in km/hr) of the entire journey?
Asked in SSC GD Constable 2025: 11 Feb 2025 Shift 1 · Quantitative Aptitude
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Correct answer: (D) 63
Average speed for equal distances = 2×56×72/(56+72) = 8064/128 = 63 km/hr.
हिंदी में प्रश्न
एक व्यक्ति हैदराबाद से चेन्नई 56 km/hr की गति से जाता है और उसी मार्ग से 72 km/hr की गति से हैदराबाद लौटता है। पूरी यात्रा की औसत गति (km/hr में) क्या है?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (D) 63
समान दूरी के लिए औसत गति = 2×56×72/(56+72) = 8064/128 = 63 km/hr।
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