The boat goes 30km upstream and …
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Gaurav Seth 3 years, 9 months ago
Let speed of boat in still water be x km/h and speed of stream be y km/h.
Speed upstream= (x - y) km/h
Speed downstream= (x + y) km/h
On subtracting, we get,
On solving, we get,
Speed of boat in still water = 8 km/h
And, Speed of stream = 3 km/h
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