Mathematics · Speed, Time and Distance
धारा के अनुकूल चलती हुई एक नाव 4 घंटे में 56 किमी की दूरी तय करती है, जबकि धारा के प्रतिकूल यही दूरी तय करने में उसे 7 घंटे लगते हैं। शांत जल में नाव की चाल ज्ञात कीजिए।
- 113 km/h
- 27 km/h
- 311 km/h✓
- 49 km/h
सही उत्तर देखें
11 km/h
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