alleryएका नावेचा प्रवाहाच्या दिशेने वेग 18 km/h आणि प्रवाहाच्या विरुद्ध दिशेने वेग 10 km/h आहे. संथ पाण्यातील तिचा वेग किती?
A8 km/h
B14 km/h
C16 km/h
D12 km/h
Answer & Solution
Correct answer: B. 14 km/h
संथ पाण्यातील वेग ही या दोघांची सरासरी असते, (18 + 10) / 2 = 14 km/h.
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