Mathematics · Boats and Streams
धारा के अनुकूल (downstream) जा रही एक नाव 4 घंटे में 28 किमी की दूरी तय करती है। यदि वह इसी दूरी को धारा के प्रतिकूल (upstream) तय करती है, तो उसे 5 घंटे लगते हैं। शांत जल में नाव की गति की गणना करें।
- 16.3 किमी/घंटा✓
- 27.6 किमी/घंटा
- 311.4 किमी/घंटा
- 49.5 किमी/घंटा
सही उत्तर देखें
6.3 किमी/घंटा
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