A motor boat can travel at 10 km/h in still water.A river flows at 5 km/h west.A boater wishes to cross from the south bank to a point directly opposite on the north bank.At what angle must the boat be headed?
A) 27° E of N
B) 30°E of N
C) 45F° E of N
D) 60° E of N
E) depends on the width of the river
Correct Answer:
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