A boat’s still-water speed is 2 km/h. If its speed upstream is 1 km/h, find the stream speed.
Aptitude
Boats and Streams
Difficulty: Easy
Choose an option
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A2 km/hr
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B3 km/hr
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C1 km/hr
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DNone of these
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E—
Answer
Correct Answer: 1 km/hr
Explanation
Solution:b − s = 1 with b = 2 ⇒ s = 1 km/hr.