alleryसंथ पाण्यात 8 km/h वेग असलेली एक नाव 2 km/h प्रवाहाच्या वेगासह प्रवाहाच्या दिशेने 30 km जाते. प्रवाहाच्या दिशेने प्रवासाला किती वेळ लागेल?
A2 hours
B5 hours
C3 hours
D4 hours
Answer & Solution
Correct answer: C. 3 hours
प्रवाहाच्या दिशेने वेग 10 km/h आहे, त्यामुळे 30 / 10 = 3 hours.
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