The velocity of a boat in still water is 10 m/s. If water flows in the river with a velocity of 6 m/s what is the difference in times taken to cross the river in the shortest path and the shortest time. The width of the river is 80 m.

Options

A. 1s
B. 10s
C. `(sqrt(3))/(2)`
D. 2s

Answer

D