সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
The velocity of a boat rowed downstream is three times that of the same boat rowed upstream. If the speed of the stream is 2.5 miles per hour what is the speed of rowing in miles/hr?
The velocity of a boat rowed downstream is three times that of the same boat rowed upstream. If the speed of the stream is 2.5 miles per hour what is the speed of rowing in miles/hr?
- ক. 5
- খ. 3
- গ. 2
- ঘ. 6
সঠিক উত্তরঃ 5
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- A man can row upstream at 10 km/h and downstream at 16 km/h. His rate in still water is---
- A man can row downstream at 14 km/h and upstream at 8 km/hr. What is the rate of the stream?
- The speed of a boat in still water is 10 km/hr. If it can travel 26 km downstream and 14 km upstream in the same time, the speed of the stream is:
- A boat sailing against a stream of river takes 6 hours to travel 24 kms, while sailing with the stream it takes 4 hours to travel the same distance. What is the speed of the stream?
- A man can rows 6 km/hr in still water. When the river is running at 1.5 km/hr, it takes him 1.5 hour to row to a place and back. How far is the place?
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