Hello, squeeze101!

Code:

: - - - - - - - 15 - - - - - - - - :
C 8tanθ P 15-8tanθ B
* - - - - - - - - * - - - - - - - - * - -
| * *
| * *
8 | * * 17
| θ * *
| * *
A * - - - - - - - - - - - - - - - - - - - -

The distance directly across the water is:

We are told that:

From Pythagorus, we find that:

He will row toward point at an angle of

In right triangle

. . and: .

He will row km at 8 km/hr

. . This will take him: .

He will run km at 15 km/hr.

. . This will take him: .

Therefore, his total time is: .