The speed of a boat in upstream is 60 kmph and the speed of the boat downstream is 190 kmph. Find the speed of the boat in still water and the speed of the stream?  Choose the correct option.
A) 10	B) 99	C) 77	D) 55	E) 65
Speed of the boat in still water = (60+190)/2= 
<gadget id="calculator">(60+190)/2</gadget>
<output>125</output>
125 kmph. Speed of the stream= (190-60)/2= 
<gadget id="calculator">(190-60)/2</gadget>
<output>65</output>
65 kmph.   Answer: 65
<result>E</result>
The speed of a boat in upstream is 60 kmph and the speed of the boat downstream is 190 kmph. Find the speed of the boat in still water and the speed of the stream?