A man can row his boat with the stream at 22 km/h and against the stream in 10 km/h. The man's rate is? Choose the correct choice from the following answers
A) 1 kmph
B) 6 kmph
C) 7 kmph
D) 4 kmph
E) 9 kmph
Explanation:   DS = 22   US = 10   S = ?   S = (22 - 10)/2= 
<gadget id="calculator">(22 - 10)/2</gadget>
<output>6</output>
6 kmph   Answer: 6 kmph
<result>B</result>
A man can row his boat with the stream at 22 km/h and against the stream in 10 km/h. The man's rate is?