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In one hour, a boat goes 11 km along the stream and 5 km against the stream. The speed of the boat in still water (in km/hr) is |
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Answer» Answer: In one hour, a BOAT goes 11km along the stream and 5 km against it. Find the speed of the boat in still water. 6; 7; 8; 9 ... it by 1/2(a+b) => 1/2(11+5) = 1/2(16) = 8 km/hr. |
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