Posted: June 21st, 2016

A sea lion swims 18 km from one feeding ground to another in 27 minutes. The return trip against the ocean current takes 36 minutes. How fast does the sea lion swim in still water?

A sea lion swims 18 km from one feeding ground to another in 27 minutes. The return trip against the ocean current takes 36 minutes. How fast does the sea lion swim in still water?

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