Two swimmers jumped off along with the boat and floated down the river in the opposite directions the first with an average speed 90м/мин/¼¿¡ - 40¼/¼¿¡/¼¿¡.... Make the drawing and solve a problem the return this.

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270:90=3 minutes - 1 swimmer will float 40*3=120 m the 2nd swimmer Answer will float: 120 meters will be floated by the 2nd swimmer. The return: One swimmer floated 120 m in 3 minutes, the second 270 m for the same vermya. Find speeds of both swimmers. 120:3=40m/mines - the speed of 1 swimmer 270:3=90m/mines - speed is 2 swimmers
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Answer add