Question
Download Solution PDFThe effective speed of a boat is 15.2 km/h against the stream and 20.8 km/h along the stream. Find the speed of the stream.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
Upstream speed = 15.2 km/h
Downstream speed = 20.8 km/h
Formula used:
Upstream speed = U - V
Downstream speed = U + V
Calculation:
Upstream speed = (U - V) = 15.2 km/h
Downstream speed = (U + V) = 20.8 km/h
Speed of stream (V) = (20.8 - 15.2)/2 = 5.6/2 = 2.8 km/h
∴ The correct answer is 2.8 km/h.
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