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The speed of a boat in still water is 11 km/hr. It can go 12 km upstream and 22 km downstream and return to the original points in 2 hours 45 min. Find the speed of the stream. |
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Answer» Answer: Our heritage tells us about our PAST. it is WRONG answer plese dont think this is right answer i want POINT to ASK my question SORRY i have no time |
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