A boat goes 13 km upstream in 39 minutes. The speed of stream is 3 km/ – McqOptions

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1.	A boat goes 13 km upstream in 39 minutes. The speed of stream is 3 km/hr. The speed of boat in still water is ?
A.	27 km/hr
B.	23 km/hr
C.	25 km/hr
D.	None of these
Answer» C. 25 km/hr

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