A cylindrical bucket with a capacity of 40 liters is filled with (3/5) water. It is known that the bottom area of the bucket is 9.6 square decimeters, how many decimeters is the height of the water surface?
一个圆柱形水桶，容积是40升，里面装了(3/5)的水．已知水桶的底面积是9.6平方分米，水面的高是多少分米？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) / 9.6</gadget>
<output>0.0625</output>

<gadget id="calculator">40 * 0.0625</gadget>
<output>2.5</output>

<result>2.5</result>