alleryતે જ હોડી (સ્થિર પાણીમાં 8 કિમી/કલાક, પ્રવાહ 2 કિમી/કલાક) હવે પ્રવાહની સામે 30 કિમી અંતર કાપે છે. તેને કેટલો સમય લાગે છે?
A3 કલાક
B6 કલાક
C5 કલાક
D4 કલાક
Answer & Solution
Correct answer: C. 5 કલાક
પ્રવાહની સામેની દિશામાં ઝડપ 6 કિમી/કલાક છે, તેથી 30 / 6 = 5 કલાક.
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