The speed of a boat in still water is 55kmph and the speed of the current is 20kmph. Find the speed downstream and upstream? Pick:  A) 80,70 kmph  B) 80,40 kmph  C) 75,35 kmph  D) 80,80 kmph  E) 84,40 kmph
Speed downstream = 55 + 20= 
<gadget id="calculator">55 + 20</gadget>
<output>75</output>
75 kmph   Speed upstream= 55 - 20= 
<gadget id="calculator">55 - 20</gadget>
<output>35</output>
35 kmph   Answer: 75,35 kmph
<result>C</result>
The speed of a boat in still water is 55kmph and the speed of the current is 20kmph. Find the speed downstream and upstream?