সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
Speed of the boat in standing water is 6 km/h and the speed of the stream is 2 km/h. What will be the total time if a man goes by the boat upstream 32 km and comes back to the starting point?
Speed of the boat in standing water is 6 km/h and the speed of the stream is 2 km/h. What will be the total time if a man goes by the boat upstream 32 km and comes back to the starting point?
- ক. 6 h
- খ. 2 h
- গ. 8 h
- ঘ. 10 h
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এ সম্পর্কিত আরো প্রশ্ন দেখুন
- A man can row downstream at 10 kmph and upstream at 5 kmp. The man's rowing rate in still water is--
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