Mathematics

Mathematics, 27.06.2019 22:40, cherylmorton7302

With her motorboat at full speed dawn gets to her fishing hole, which is 21 miles upstream, in 2 hours. the return trip takes 1.5 hours. how fast could her motorboat go in still water? what is the rate of the current?

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Mathematics, 01.09.2019 20:30, cargod1

Don williams uses his small motorboat to go 5 miles upstream to his favorite fishing spot. against the current, the trip takes 1/3 hour. with the current the trip takes 1/5 hour. how fast can the boat travel in still water?

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Mathematics, 30.09.2019 01:30, johanperezpere51

Amotorboat heads upstream on a river that has a current of 3 miles per hour. the trip upstream takes 5 hours, and the return trip takes 2.5 hours. what is the speed of the motorboat? (assume that the motorboat maintains a constant speed relative to the water.)

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