Question
Download Solution PDFदो ट्रेनें X और Y, क्रमशः 80 किमी/घंटा और 90 किमी/घंटा की औसत गति से A से B तक यात्रा करती हैं। यदि X यात्रा में Y से एक घंटा अधिक लेती है, तो A और B के बीच की दूरी _____ है।
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
दो ट्रेनें X और Y, क्रमशः 80 किमी/घंटा और 90 किमी/घंटा की औसत गति से A से B तक यात्रा करती हैं।
सूत्र:
गति = दूरी/समय
गणणा:
माना कि दूरी x किमी है
प्रश्न के अनुसार
x/80 – x/90 = 1
⇒ (9x – 8x)/720 = 1
⇒ x = 720 किमी
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