The kilogram snowboarder stands at the top of a slope that rises 27.14 meters above the valley floor. After sliding down the slope, (s)he glides up a 6 meter long jump that rises 3 meters above the valley floor. Calculate the snowboarder's speed at the top of the ramp if the coefficient of friction of the board on the snow is 0.15 and the base of the slope is 16.30 meters out from the edg