A man rows down a river 18 km in 4 hours with the stream and returns in 10 hours. Consider the following statements:(1) The speed of the man against the stream is 1.8 km/h(2) The speed of the man in still water is 3.15 km/h(3) The speed of the stream is 1.35 km/hWhich of the above statements are correct?

A man rows down a river 18 km in 4 hours with the stream and returns i

1.	A man rows down a river 18 km in 4 hours with the stream and returns in 10 hours. Consider the following statements:(1) The speed of the man against the stream is 1.8 km/h(2) The speed of the man in still water is 3.15 km/h(3) The speed of the stream is 1.35 km/hWhich of the above statements are correct?
A.	1 and 2 only
B.	2 and 3 only
C.	1 and 3 only
D.	1, 2 and 3
Answer» E.

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