She is swept downstream 480 m. How fast can she swim in still water?
A. 0.50 m/s
B. 1.2 m/s
C. 1.4 m/s
D. 1.8 m/s
Answer:A
She is swept downstream 480 m. How fast can she swim in still water?
A. 0.50 m/s B. 1.2 m/s C. 1.4 m/s D. 1.8 m/s