alleryतीच नाव (संथ पाण्यात 8 km/h, प्रवाहाचा वेग 2 km/h) आता प्रवाहाच्या विरुद्ध दिशेने 30 km अंतर कापते. तिला किती वेळ लागेल?
A3 hours
B6 hours
C5 hours
D4 hours
Answer & Solution
Correct answer: C. 5 hours
प्रवाहाच्या विरुद्ध दिशेने वेग 6 km/h आहे, त्यामुळे 30 / 6 = 5 hours.
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