RRB Group D practice question
Two trains start at the same time from stations A and B, 630 km apart, and travel towards each other at 47 km/h and 58 km/h respectively. Find the distance of the meeting point from station A.
From a RRB Group D Quantitative Aptitude practice set · Quantitative Aptitude
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Correct answer: (A) 282 km
Time to meet = 630/(47+58) = 630/105 = 6 hours. Distance covered by train from A in this time = 47 × 6 = 282 km. This is the meeting point's distance from A.
हिंदी में प्रश्न
दो ट्रेनें एक ही समय पर स्टेशन A और B, जो 630 किमी दूर हैं, से क्रमशः 47 किमी/घं और 58 किमी/घं की चाल से एक-दूसरे की ओर चलती हैं। स्टेशन A से मिलन बिंदु की दूरी ज्ञात कीजिए।
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सही उत्तर: (A) 282 किमी
मिलने में लगा समय = 630/(47+58) = 630/105 = 6 घंटे। इस समय में A से चली ट्रेन द्वारा तय दूरी = 47 × 6 = 282 किमी। यही मिलन बिंदु की A से दूरी है।
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