The speed of a stream is 1 km/hr. A boat goes 36 km and comes back to – McqOptions

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1.	The speed of a stream is 1 km/hr. A boat goes 36 km and comes back to the starting point in 15 hours. What is the speed (in km/hr) of the boat in still water?
A.	3
B.	4
C.	5
D.	6
Answer» D. 6

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