Mathematics, 17.11.2020 22:00 netflixacc0107
a motorboat can go 8 miles downstream on a river in 20 minutes. it takes 30 minutes for the boat to go upstream the same 8 miles. find the speed of the current.
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a motorboat can go 8 miles downstream on a river in 20 minutes. it takes 30 minutes for the boat to...
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