Question
Download Solution PDFएक आदमी को 21 घंटे में 387 किमी की दूरी तय करनी है। यदि वह इस दूरी का दो-तिहाई भाग 5/7 समय में तय करता है, तो शेष दूरी को शेष समय में तय करने के लिए उसकी चाल (किमी/घंटा में) क्या होनी चाहिए?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
कुल दूरी = 387 किमी
कुल समय = 21 घंटे
प्रयुक्त सूत्र:
शेष दूरी = कुल दूरी - तय की गई दूरी
शेष समय = कुल समय - लिया गया समय
चाल = दूरी ÷ समय
गणना:
तय की गई दूरी = 387 का 2/3 = 258 किमी
प्रयुक्त समय = 21 का 5/7 = 15 घंटे
⇒ शेष दूरी = 387 - 258 = 129 किमी
⇒ शेष समय = 21 - 15 = 6 घंटे
⇒ अभीष्ट चाल = 129 ÷ 6 = 21.5 किमी/घंटा
∴ आवश्यक चाल = 21.5 किमी/घंटा
Last updated on Jul 17, 2025
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