There is a cuboid water tank with a length of 52 cm, a width of 40 cm, and a height of 60 cm. The water depth inside is 25 cm. A stone with a volume of 832 cubic centimeters is completely submerged in the water. How many centimeters is the water surface from the mouth of the tank?
有一个长52厘米、宽40厘米、高60厘米的长方体水缸，里面水深25厘米，把一块体积是832立方厘米的石头全部浸没在水中，这时水面离缸口多少厘米？
<gadget id="calculator">40 * 52</gadget>
<output>2_080</output>

<gadget id="calculator">832 / 2_080</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(2/5) + 25</gadget>
<output>127/5 = around 25.4</output>

<gadget id="calculator">60 - (127/5)</gadget>
<output>173/5 = around 34.6</output>

<result>173/5 = around 34.6</result>