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- September 13, 2020
- By menge

The Speed of a current is 6mph. If a boat travels 60 miles downstream in the same time that it takes to travel 30 miles upstream, what is the speed of the boat in still water?

The Speed of a current is 6mph

y be the speed of the boat in still water

boat travels 60 miles downstream

60

That is

y6

to travel 30 miles upstream

30

That is

y6

Same time

So that:

60

30 y 6 y 6

60…