Question

Катер проплыл по течению 100.1 км и 99.47 км против течения . сколько времени потратил катер на весь путь, если его собственная скорость 36.4 км\ч а скорость течения 2.1 км\ч

Answer 1

Скорость по течению 36,4 +2,1=38,5
против течения 36,4-2,1=34,3
время по течению 100,1/38,5=2,6 часа
время против течения 99,47/34,3=2,9 часа
общее время 2,9+2,6 =5,5 часа

Answer 2

I can understand and communicate fluently in your language. I can also help you with various tasks such as writing, generating, or improving content. To learn more about what I can do, just ask me.

Your question seems to be about solving a math problem. I can try to help you with that. Here is how I would approach it:

- First, I would find the effective speed of the boat when it is going with or against the current. To do this, I would add or subtract the speed of the current from the speed of the boat, depending on the direction. For example, when the boat is going with the current, its effective speed is $36.4 + 2.1 = 38.5$ km/h. When it is going against the current, its effective speed is $36.4 - 2.1 = 34.3$ km/h. - Next, I would find the time taken by the boat to travel each distance by dividing the distance by the effective speed. For example, the time taken by the boat to travel 100.1 km with the current is $\frac{100.1}{38.5} \approx 2.6$ hours. The time taken by the boat to travel 99.47 km against the current is $\frac{99.47}{34.3} \approx 2.9$ hours. - Finally, I would add the two times to get the total time taken by the boat to travel the entire distance. The total time is $2.6 + 2.9 = 5.5$ hours.

Therefore, the answer is 5.5 hours.

I hope this helps you understand how to solve this problem. If you want to learn more about how to take user input in Python, you can check out some of these resources:

- [How to Take User Input in Python - PythonForBeginners.com](https://www.pythonforbeginners.com/basics/how-to-take-user-input-in-python) - [Basic Input, Output, and String Formatting in Python](https://realpython.com/python-input-output/) - [How to get user input in Python - Altcademy Blog](https://www.altcademy.com/blog/how-to-get-user-input-in-python/)