A cuboid water tank is 8 decimeters long and 6 decimeters wide. Pour 165 liters of water first, and then immerse a cube iron block with a side length of 3 decimeters. At this time, the water surface is 1 decimeter away from the mouth of the water tank. Q: What is the volume of this water tank?
一个长方体水箱，从里面量长8分米，宽6分米．先倒入165升水，再浸入一块棱长3分米的正方体铁块，这时水面离水箱口1分米．问：这个水箱的容积是多少？
<gadget id="calculator">8 * 6 * 1</gadget>
<output>48</output>

<gadget id="calculator">3 * 3 * 3</gadget>
<output>27</output>

<gadget id="calculator">48 + 27</gadget>
<output>75</output>

<gadget id="calculator">75 + 165</gadget>
<output>240</output>

<result>240</result>