A boat covers 56 km upstream in 7 hours and 48 km downstream in four hours. What is the speed of the baat in stil water?
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Answer:
speed of boat in upstream = 56/ 7 = 8 km / h
speed of boat in downstream = 48 / 4 = 12 km/ h
so , speed of boat in still water =
= D+U/T = 12 +8/ 2 = 20 /2 = 10
so speed of boat in still water = 10 km /h
I hope you understand my answer .
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