A boat travels 32 km downstream in 8 hours and 24 km upstream in 12 hours. Find the speed of the boat in still water and the speed of the water current.	Select:
A) 3 km/hr, 1 km/hr
B) 5 km/hr, 4 km/hr
C) 1 km/hr, 6 km/hr
D) 2 km/hr, 1 km/hr
E) 4 km/hr, 1 km/hr
Downstream speed=32km/8hrs   =4kmph   upstream speed32  /8= 
<gadget id="calculator">32  /8</gadget>
<output>4</output>
4kmph   upstream speed=24km/12hrs   =2kmph   speed of boat24  /12= 
<gadget id="calculator">24  /12</gadget>
<output>2</output>
2kmph   speed of boat=avg of downstream and upstream speeds   speed of boat=(4+2)/2= 
<gadget id="calculator">(4+2)/2</gadget>
<output>3</output>
3kmph.   current speed=half of the difference of downstream and upstream speeds   currend speed=(4-2)/2= 
<gadget id="calculator">(4-2)/2</gadget>
<output>1</output>
1kmph   ans is 3km/hr,1km/hr   3 km/hr, 1 km/hrNSWER:3 km/hr, 1 km/hr
<result>A</result>
A boat travels 32 km downstream in 8 hours and 24 km upstream in 12 hours. Find the speed of the boat in still water and the speed of the water current.