The speed of a boat in still water is 60kmph and the speed of the current is 12kmph. Find the speed downstream and upstream?  Choices:
A) 87 kmph
B) 40 kmph
C) 16 kmph
D) 15 kmph
E) 48 kmph
Speed downstream = 60 + 12= 
<gadget id="calculator">60 + 12</gadget>
<output>72</output>
72 kmph   Speed upstream= 60 - 20   = 48 kmph   Answer:48 kmph
<result>E</result>
The speed of a boat in still water is 60kmph and the speed of the current is 12kmph. Find the speed downstream and upstream?