The speed of a boat in still water is 80kmph and the speed of the current is 20kmph. Find the speed downstream and upstream?  Choose one:
A) 22 kmph B) 40 kmph C) 60 kmph D) 15 kmph E) 23 kmph
Speed downstream = 80 + 20= 
<gadget id="calculator">80 + 20</gadget>
<output>100</output>
100 kmph   Speed upstream= 80 - 20= 
<gadget id="calculator">80 - 20</gadget>
<output>60</output>
60 kmph   Answer:60 kmph
<result>C</result>
The speed of a boat in still water is 80kmph and the speed of the current is 20kmph. Find the speed downstream and upstream?