A boat covers 64 km upstream in 8 hours and 120 km downstream in 12 hours. What is the speed (in m/s) of the boat in still water?

A boat covers 64 km upstream in 8 hours and 120 km downstream in 12 ho

1.	A boat covers 64 km upstream in 8 hours and 120 km downstream in 12 hours. What is the speed (in m/s) of the boat in still water?
A.	3.5
B.	2
C.	2.5
D.	3
Answer» D. 3

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A boat covers 64 km upstream in 8 hours and 120 km downstream in 12 hours. What is the speed (in m/s) of the boat in still water?

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