The speed of a boat in still water is 40kmph and the speed of the current is 10kmph. Find the speed downstream and upstream?
Pick one:
A) 50,30 kmph
B) 40,20 kmph
C) 29,25 kmph
D) 26,20 kmph
E) 12 ,10kmph
Speed downstream = 40 + 10= 
<gadget id="calculator">40 + 10</gadget>
<output>50</output>
50 kmph   Speed upstream= 40 - 10= 
<gadget id="calculator">40 - 10</gadget>
<output>30</output>
30 kmph   50,30 kmphnswer: 50,30 kmph
<result>A</result>
The speed of a boat in still water is 40kmph and the speed of the current is 10kmph. Find the speed downstream and upstream?