the connecticut river flows at a rate of 4 km/hr for the length of a popular science route. in order for a cruiser to travel 60

Question

Digiron [165]

3 years ago

13

the connecticut river flows at a rate of 4 km/hr for the length of a popular science route. in order for a cruiser to travel 60

km upriver anf then return in a total of 8 hr. , how fast must the boat be able to travel in still water?

Mathematics

1 answer:

bekas [8.4K] · Answer 1 · 2022-05-04T16:05:48+03:00

bekas [8.4K]3 years ago

6 0

If the boat travels 60 km in 8 hours, the rate it travels upstream is then 60/8 km/hr, or 15/2 km/hr. if the river is traveling against it at 4 km/hr, it subtracts from the boats max speed by 4 km/hr, and 15/2 + 4 or 23/2 km/hr is then the boats speed in still water.