A man takes 20 minutes to row 12 km upstream which is a third more tha – McqOptions

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1.	A man takes 20 minutes to row 12 km upstream which is a third more than the time he takes on his way downstream. What is his speed in still water?
A.	41 km/hr
B.	36 km/hr
C.	42 km/hr
D.	45 km/hr
Answer» D. 45 km/hr

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