If the boat goes 7 kms upstream in 42 min and speed of the stream is 3 kmph, then the speed of the boat in still water ?

If the boat goes 7 kms upstream in 42 min and speed of the stream is 3

1.	If the boat goes 7 kms upstream in 42 min and speed of the stream is 3 kmph, then the speed of the boat in still water ?
A.	14 kmph
B.	13 kmph
C.	12 kmph
D.	11 kmph
Answer» C. 12 kmph

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If the boat goes 7 kms upstream in 42 min and speed of the stream is 3 kmph, then the speed of the boat in still water ?

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