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Study the following pie-chart and table carefully and answer the questions that follow: Some values are missing. Answer the questions on the basis of given table and information in question. Speed of stream is same for both upstream and downstream distance on respective days.
On Tuesday, Ratio of speed of boat in still water in going upstream to downstream is 3 : 8. Also difference in speed of boat in still water in going upstream and downstream is 5 km/hr. If the total time taken by boat to cover upstream and downstream distance is 14 hours on Tuesday, find the speed of stream.
2 km/hr
1 km/hr
3 km/hr
2.5 km/hr
8x and 3x, Also 8x – 3x = 5 So x = 1, speeds are 8 and 3 km/hr So for Tuesday 18/(3-b) + 45/(8+b) = 14 Solve, b = 1 km/hr
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