The ratio of the speed of boat in still water to the speed of stream is 16 : 5. A boat goes 16.5 km in 45 minute upstream , find the time taken by boat to cover the distance of 17.5 km downstream .
A. 30 minutes
B. 25minutes
C. 50 minutes
D. 45 minutes
Officer [General] -Ansar VDP Unnayan, BD House Building Finance Corporationসাধারণ গণিতস্থানাঙ্ক জ্যামিতিসরলরেখার ঢাল ও সমীকরণ (Topic Practice)Officer [General] -Ansar VDP Unnayan, BD House Building Finance Corporation - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
সঠিক উত্তরঃ
B.
25minutes
Explanation:
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