Question
A man covers $240$ km in $4$ hours and returns the same distance in $6$ hours. Find his average speed for the whole journey. / एक व्यक्ति $4$ घंटे में $240$ km जाता है और वही दूरी $6$ घंटे में लौटकर तय करता है। पूरी यात्रा के लिए उसकी औसत गति ज्ञात कीजिए।
Option 3 : $48$ km/h / $48$ km/h
Detailed Solution
सही उत्तर $48$ km/h / $48$ km/h है।
Total distance = $480$ km and total time = $10$ hours, so average speed = $480/10 = 48$ km/h. / कुल दूरी = $480$ km और कुल समय = $10$ घंटे, अतः औसत गति = $480/10 = 48$ km/h।
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Question:
A man covers $240$ km in $4$ hours and returns the same distance in $6$ hours. Find his average speed for the whole journey. / एक व्यक्ति $4$ घंटे में $240$ km जाता है और वही दूरी $6$ घंटे में लौटकर तय करता है। पूरी यात्रा के लिए उसकी औसत गति ज्ञात कीजिए।
Correct Answer: $48$ km/h / $48$ km/h
Total distance = $480$ km and total time = $10$ hours, so average speed = $480/10 = 48$ km/h. / कुल दूरी = $480$ km और कुल समय = $10$ घंटे, अतः औसत गति = $480/10 = 48$ km/h।