Home > The current of a stream at 1 kmph. A motor boat goes 35 km upstream and back to the starting point in 12 hours. The speed of the motor boat in still water is ?

The current of a stream at 1 kmph. A motor boat goes 35 km upstream and back to the starting point in 12 hours. The speed of the motor boat in still water is ?

A)  8 kmph
B)  6 kmph
C)  7.5 kmph
D)  5.5 kmph
Answer: 6 kmph

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