Eve can swim 3 m/s in still water. The river current is 1 m/s. The river is 200 m wide. Eve wishes to swim across the river, 20 m upstream, to meet Adam underneath the apple tree.

a) In what direction should Even swim (relative to the riverbank)
b) What will be her resultant speed?
c) How long will Adam have to wait under the apple tree?

Question

Eve can swim 3 m/s in still water. The river current is 1 m/s. The river is 200 m wide. Eve wishes to swim across the river, 20 m upstream, to meet Adam underneath the apple tree. 

a) In what direction should Even swim (relative to the riverbank)
b) What will be her resultant speed? 
c) How long will Adam have to wait under the apple tree?

anonymous · Answer

I don't know whether my diagram's right...

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