Question

Exercise 1F
......
all
This
submarine after travelling 100 km from the shore, de
10
190
ascended about -
wavelling 100 km from the shore, descended 1 km below the sea level. Then it
km. The next day, it again descended by km. What is its current position with
sea level? What is the horizontal distance of the submarine from the sea shore

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Answer 1

Answer:

I don't know this answer