Mathematics · Boats and Streams
एक व्यक्ति शांत जल में 12 किमी/घंटा की गति से नाव चला सकता है। उसे उसी नदी में धारा के अनुकूल नाव चलाने की तुलना में धारा के प्रतिकूल नाव चलाने में 4 गुना अधिक समय लगता है। धारा की गति है:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 17.2 किमी/घंटा✓
- 23.6 किमी/घंटा
- 39.8 किमी/घंटा
- 44.9 किमी/घंटा
सही उत्तर देखें
7.2 किमी/घंटा
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