You are in a kayak which can move at a velocity of 4 m/s when in still water. You are attempting to cross a river which is 103 across and which is flowing to the East at a speed of 1.2 m/s. You head directly North across the river.
Part A How long does it take you to get to the other side?
Part B How far downriver are you when you reach the other side of the river?