A ferryboat carries passengers and cars across a river that runs from north to south. The river is 0.4 mile wide. The downstream dock is on the east side of the river and 0.3 mile south of the west side’s upstream dock. The current in the river runs due south at 1.75 miles/hour. Find the speed and direction the ferryboat must take to make the crossing from the upstream dock to the downstream dock in 7 minutes.