ट्रेन A, 450 किमी की दूरी तय करने में ट्रेन B से 45 मिनट अधिक लेती है । इंजन में खराबी के कारण ट्रेन की गति एक चौथाई कम हो जाती है, इसलिए उसी यात्रा को पूरा करने में ट्रेन a से 30 मिनट अधिक समय लेती है । ट्रेन A की गति (किमी/घंटा में) क्या है ?
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Train A takes 45 minutes more than train B to travel a distance of 450 km. Due to engine trouble speed of train B falls by a quarter, so it takes 30 minutes more than Train A to complete the same journey. What is the speed of Train A (in km/hr)?
Train A takes 45 minutes more than train B to travel a distance of 450 km. Due to engine trouble speed of train B falls by a quarter, so it takes 30 minutes more than Train A to complete the same journey. What is the speed of Train A (in km/hr)?
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