2:49 PM Q42. The ratio of speed of boat in still water to speed of stream is \( 8: 1 \). It takes 4 hours by boat cover 54 km in downstream \& 42 km in upstrean Find the downstream speed of boat. (a) 25 kmph Answer: Step-by-step explanation:
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Step 1: Let the speed of the boat in still water be \(8x\) km/h and the speed of the stream be \(x\) km/h, based on the given ratio \(8:1\). Show more…
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