Mathematics, 08.07.2020 18:01 alyahmarie00

Small tug boats pull cruise ships up and down rivers to prevent them from grounding. Cruise ships anchor 22 km away from the river port. A tug boat can travel 20 km downstream in the same time it takes it to travel 10 km upstream. If the speed of the current is 5 km/h, calculate the time it takes for the tug boats to travel downstream from the river port to the cruise ship .

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Small tug boats pull cruise ships up and down rivers to prevent them from grounding. Cruise ships an...