- #1

user10921

- 40

- 3

- Homework Statement
- A motorboat needs a hours to go from A to B down the river and needs b hours to go from B to A(up the river). How many hours would it need to go from A to B if there were no current in the river?

- Relevant Equations
- $$vb_r question mark?$$

I am struggling on how to approach this problem. Hints would help greatly. This is also from Gelfand's Algebra problem 131