Master Wang made a cuboid water tank with iron sheet, the bottom of the water tank is square, and the height of the water tank is 1 meter. If 175 liters of water are poured into this water tank, the water depth is 7 decimeters, what is the volume of this water tank in cubic decimeters? (The thickness of the iron sheet is not counted)
王师傅用铁皮做一个长方体的水箱，水箱的底面是正方形，水箱高1米．如果把175升水倒入这个水箱，水深7分米，这个水箱的容积是多少立方分米？(铁皮的厚度不计)
<gadget id="calculator">175 / 7</gadget>
<output>25</output>

<gadget id="calculator">25 * 1 * 10</gadget>
<output>250</output>

<result>250</result>