The stream flows 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 kmph) in still water is

The stream flows at 1 kmph. A motor boat goes 35 km upstream and back

1.	The stream flows 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 kmph) in still water is
A.	8
B.	6
C.	7.5
D.	5.5
Answer» C. 7.5