a motoboat travelling at full speed against the current goes 14miles an hour.travelling at a half speed with the current goes 10miles an hour .find the rate of the current and the maximum speed of the boat
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![a motoboat travelling at full speed against the current goes 14miles an hour.travelling at a half speed with the current goes 10miles an hour .find the rate of the current and the maximum speed of the boat](/uploads/image/z/1036800-0-0.jpg?t=a+motoboat+travelling+at+full+speed+against+the+current+goes+14miles+an+hour.travelling+at+a+half+speed+with+the+current+goes+10miles+an+hour+.find+the+rate+of+the+current+and+the+maximum+speed+of+the+boat)
a motoboat travelling at full speed against the current goes 14miles an hour.travelling at a half speed with the current goes 10miles an hour .find the rate of the current and the maximum speed of the boat
a motoboat travelling at full speed against the current goes 14miles an hour.travelling at a half speed with the current goes 10miles an hour .find the rate of the current and the maximum speed of the boat
a motoboat travelling at full speed against the current goes 14miles an hour.travelling at a half speed with the current goes 10miles an hour .find the rate of the current and the maximum speed of the boat
一艘摩托艇,若逆流全速行驶,速度为14英里/小时.若顺流半速行驶,速度为10英里/小时.求水流速度和摩托艇的最高速度.
设水流速度是x,摩托艇的最高速度是y
y-x=14
x+(y/2)=10
解得,x=2,y=16
水流速度是2英里/小时,摩托艇的最高速度是16英里/小时.